51552554144 has 96 divisors (see below), whose sum is σ = 127821133440. Its totient is φ = 19920079872.

The previous prime is 51552554107. The next prime is 51552554167. The reversal of 51552554144 is 44145525515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80639 + ... + 331070.

It is an arithmetic number, because the mean of its divisors is an integer number (1331470140).

Almost surely, 2^51552554144 is an apocalyptic number.

It is an amenable number.

51552554144 is an abundant number, since it is smaller than the sum of its proper divisors (76268579296).

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

51552554144 is a wasteful number, since it uses less digits than its factorization.

51552554144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411782 (or 411774 counting only the distinct ones).

The product of its digits is 400000, while the sum is 41.

The spelling of 51552554144 in words is "fifty-one billion, five hundred fifty-two million, five hundred fifty-four thousand, one hundred forty-four".