51550434032 has 10 divisors (see below), whose sum is σ = 99878965968. Its totient is φ = 25775217008.

The previous prime is 51550434011. The next prime is 51550434059. The reversal of 51550434032 is 23043405515.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51550434032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610951048 + ... + 1610951079.

Almost surely, 2^51550434032 is an apocalyptic number.

It is an amenable number.

51550434032 is a deficient number, since it is larger than the sum of its proper divisors (48328531936).

51550434032 is a wasteful number, since it uses less digits than its factorization.

51550434032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221902135 (or 3221902129 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 51550434032 its reverse (23043405515), we get a palindrome (74593839547).

The spelling of 51550434032 in words is "fifty-one billion, five hundred fifty million, four hundred thirty-four thousand, thirty-two".