51055150656 has 28 divisors (see below), whose sum is σ = 135083419952. Its totient is φ = 17018383488.

The previous prime is 51055150649. The next prime is 51055150691. The reversal of 51055150656 is 65605155015.

51055150656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132955930 + ... + 132956313.

Almost surely, 2^51055150656 is an apocalyptic number.

It is an amenable number.

51055150656 is an abundant number, since it is smaller than the sum of its proper divisors (84028269296).

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

51055150656 is a wasteful number, since it uses less digits than its factorization.

51055150656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265912258 (or 265912248 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 51055150656 in words is "fifty-one billion, fifty-five million, one hundred fifty thousand, six hundred fifty-six".