55501156357 has 8 divisors (see below), whose sum is σ = 56267859200. Its totient is φ = 54736057584.

The previous prime is 55501156343. The next prime is 55501156369. The reversal of 55501156357 is 75365110555.

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 55501156357 - 2¹⁵ = 55501123589 is a prime.

It is a super-2 number, since 2×55501156357² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55501156387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331257 + ... + 469822.

It is an arithmetic number, because the mean of its divisors is an integer number (7033482400).

Almost surely, 2^55501156357 is an apocalyptic number.

It is an amenable number.

55501156357 is a deficient number, since it is larger than the sum of its proper divisors (766702843).

55501156357 is an equidigital number, since it uses as much as digits as its factorization.

55501156357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802035.

The product of its (nonzero) digits is 393750, while the sum is 43.

The spelling of 55501156357 in words is "fifty-five billion, five hundred one million, one hundred fifty-six thousand, three hundred fifty-seven".