55361072496 has 40 divisors (see below), whose sum is σ = 149234198400. Its totient is φ = 17651356096.

The previous prime is 55361072491. The next prime is 55361072527. The reversal of 55361072496 is 69427016355.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55361072491) 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, 25071846 + ... + 25074053.

It is an arithmetic number, because the mean of its divisors is an integer number (3730854960).

Almost surely, 2^55361072496 is an apocalyptic number.

It is an amenable number.

55361072496 is an abundant number, since it is smaller than the sum of its proper divisors (93873125904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55361072496 is a wasteful number, since it uses less digits than its factorization.

55361072496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50145933 (or 50145927 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 55361072496 in words is "fifty-five billion, three hundred sixty-one million, seventy-two thousand, four hundred ninety-six".