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46680442757 = 133590803289
BaseRepresentation
bin101011011110010111…
…110000011110000101
311110111020111012011022
4223132113300132011
51231100143132012
633240015520525
73241533134204
oct533627603605
9143436435138
1046680442757
1118884990613
129069229145
13452c100980
14238b90323b
15133322c472
hexade5f0785

46680442757 has 4 divisors (see below), whose sum is σ = 50271246060. Its totient is φ = 43089639456.

The previous prime is 46680442709. The next prime is 46680442801. The reversal of 46680442757 is 75724408664.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11786576356 + 34893866401 = 108566^2 + 186799^2 .

It is a cyclic number.

It is not a de Polignac number, because 46680442757 - 26 = 46680442693 is a prime.

It is a super-2 number, since 2×466804427572 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46680442699 and 46680442708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46680444757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1795401632 + ... + 1795401657.

It is an arithmetic number, because the mean of its divisors is an integer number (12567811515).

Almost surely, 246680442757 is an apocalyptic number.

It is an amenable number.

46680442757 is a deficient number, since it is larger than the sum of its proper divisors (3590803303).

46680442757 is a wasteful number, since it uses less digits than its factorization.

46680442757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3590803302.

The product of its (nonzero) digits is 9031680, while the sum is 53.

The spelling of 46680442757 in words is "forty-six billion, six hundred eighty million, four hundred forty-two thousand, seven hundred fifty-seven".

Divisors: 1 13 3590803289 46680442757