51504332106 has 16 divisors (see below), whose sum is σ = 103388773248. Its totient is φ = 17104759200.

The previous prime is 51504332071. The next prime is 51504332107. The reversal of 51504332106 is 60123340515.

It is not an unprimeable number, because it can be changed into a prime (51504332107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15836115 + ... + 15839366.

It is an arithmetic number, because the mean of its divisors is an integer number (6461798328).

Almost surely, 2^51504332106 is an apocalyptic number.

51504332106 is an abundant number, since it is smaller than the sum of its proper divisors (51884441142).

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

51504332106 is a wasteful number, since it uses less digits than its factorization.

51504332106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31675757.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 51504332106 in words is "fifty-one billion, five hundred four million, three hundred thirty-two thousand, one hundred six".