51432001464136 has 16 divisors (see below), whose sum is σ = 96919600752000. Its totient is φ = 25586774596944.

The previous prime is 51432001464133. The next prime is 51432001464167. The reversal of 51432001464136 is 63146410023415.

It is not an unprimeable number, because it can be changed into a prime (51432001464133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16153265200 + ... + 16153268383.

It is an arithmetic number, because the mean of its divisors is an integer number (6057475047000).

Almost surely, 2^{51432001464136} is an apocalyptic number.

It is an amenable number.

51432001464136 is a deficient number, since it is larger than the sum of its proper divisors (45487599287864).

51432001464136 is a wasteful number, since it uses less digits than its factorization.

51432001464136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32306533788 (or 32306533784 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 51432001464136 in words is "fifty-one trillion, four hundred thirty-two billion, one million, four hundred sixty-four thousand, one hundred thirty-six".