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55297536841 = 312576940823
BaseRepresentation
bin110011011111111111…
…010111001101001001
312021201210001221000001
4303133333113031021
51401222132134331
641223042043001
73665216210401
oct633777271511
9167653057001
1055297536841
11214a7021978
12a873049461
1352a3446201
142968123801
1516899c0561
hexcdffd7349

55297536841 has 8 divisors (see below), whose sum is σ = 57303442944. Its totient is φ = 53305512960.

The previous prime is 55297536799. The next prime is 55297536907. The reversal of 55297536841 is 14863579255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55297536841 - 219 = 55297012553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55297539841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3462445 + ... + 3478378.

It is an arithmetic number, because the mean of its divisors is an integer number (7162930368).

Almost surely, 255297536841 is an apocalyptic number.

It is an amenable number.

55297536841 is a deficient number, since it is larger than the sum of its proper divisors (2005906103).

55297536841 is a wasteful number, since it uses less digits than its factorization.

55297536841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6941111.

The product of its digits is 9072000, while the sum is 55.

The spelling of 55297536841 in words is "fifty-five billion, two hundred ninety-seven million, five hundred thirty-six thousand, eight hundred forty-one".

Divisors: 1 31 257 7967 6940823 215165513 1783791511 55297536841