55236146265120 has 48 divisors (see below), whose sum is σ = 173993860736640. Its totient is φ = 14729639003904.

The previous prime is 55236146265101. The next prime is 55236146265143. The reversal of 55236146265120 is 2156264163255.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×55236146265120² (a number of 28 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55236146265120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57537651880 + ... + 57537652839.

It is an arithmetic number, because the mean of its divisors is an integer number (3624872098680).

Almost surely, 2^{55236146265120} is an apocalyptic number.

It is an amenable number.

55236146265120 is an abundant number, since it is smaller than the sum of its proper divisors (118757714471520).

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

55236146265120 is a wasteful number, since it uses less digits than its factorization.

55236146265120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115075304737 (or 115075304729 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 55236146265120 in words is "fifty-five trillion, two hundred thirty-six billion, one hundred forty-six million, two hundred sixty-five thousand, one hundred twenty".