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60668312047 = 725749168683
BaseRepresentation
bin111000100000000111…
…001111100111101111
312210121002010120112021
4320200013033213233
51443222041441142
643512020251011
74245263100220
oct704007174757
9183532116467
1060668312047
1123802753872
12b911840a67
13594b0531c5
142d1753d247
1518a1266267
hexe201cf9ef

60668312047 has 16 divisors (see below), whose sum is σ = 69747777792. Its totient is φ = 51692820480.

The previous prime is 60668312027. The next prime is 60668312059. The reversal of 60668312047 is 74021386606.

It is not a de Polignac number, because 60668312047 - 27 = 60668311919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 60668311994 and 60668312012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60668312027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848968 + ... + 917650.

It is an arithmetic number, because the mean of its divisors is an integer number (4359236112).

Almost surely, 260668312047 is an apocalyptic number.

60668312047 is a deficient number, since it is larger than the sum of its proper divisors (9079465745).

60668312047 is a wasteful number, since it uses less digits than its factorization.

60668312047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69438.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 60668312047 in words is "sixty billion, six hundred sixty-eight million, three hundred twelve thousand, forty-seven".

Divisors: 1 7 257 491 1799 3437 68683 126187 480781 883309 17651531 33723353 123560717 236063471 8666901721 60668312047