51150431034 has 24 divisors (see below), whose sum is σ = 113821230900. Its totient is φ = 16589328768.

The previous prime is 51150430987. The next prime is 51150431039. The reversal of 51150431034 is 43013405115.

It is a happy number.

51150431034 is a `hidden beast` number, since 51 + 1 + 504 + 3 + 103 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 51032165409 + 118265625 = 225903^2 + 10875^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51150430989 and 51150431007.

It is not an unprimeable number, because it can be changed into a prime (51150431039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38400559 + ... + 38401890.

Almost surely, 2^51150431034 is an apocalyptic number.

51150431034 is an abundant number, since it is smaller than the sum of its proper divisors (62670799866).

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

51150431034 is a wasteful number, since it uses less digits than its factorization.

51150431034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76802494 (or 76802491 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 51150431034 its reverse (43013405115), we get a palindrome (94163836149).

The spelling of 51150431034 in words is "fifty-one billion, one hundred fifty million, four hundred thirty-one thousand, thirty-four".