55849252144 has 40 divisors (see below), whose sum is σ = 126190013600. Its totient is φ = 23935391424.

The previous prime is 55849252133. The next prime is 55849252153. The reversal of 55849252144 is 44125294855.

55849252144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (49).

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, 5082819 + ... + 5093794.

It is an arithmetic number, because the mean of its divisors is an integer number (3154750340).

Almost surely, 2^55849252144 is an apocalyptic number.

It is an amenable number.

55849252144 is an abundant number, since it is smaller than the sum of its proper divisors (70340761456).

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

55849252144 is a wasteful number, since it uses less digits than its factorization.

55849252144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10176642 (or 10176622 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 49.

The spelling of 55849252144 in words is "fifty-five billion, eight hundred forty-nine million, two hundred fifty-two thousand, one hundred forty-four".