51436562572473 has 24 divisors (see below), whose sum is σ = 74582166832992. Its totient is φ = 31517418261888.

The previous prime is 51436562572397. The next prime is 51436562572477. The reversal of 51436562572473 is 37427526563415.

It is not a de Polignac number, because 51436562572473 - 2¹⁶ = 51436562506937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51436562572477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217591711 + ... + 217827972.

It is an arithmetic number, because the mean of its divisors is an integer number (3107590284708).

Almost surely, 2^{51436562572473} is an apocalyptic number.

It is an amenable number.

51436562572473 is a deficient number, since it is larger than the sum of its proper divisors (23145604260519).

51436562572473 is a wasteful number, since it uses less digits than its factorization.

51436562572473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435419945 (or 435419932 counting only the distinct ones).

The product of its digits is 127008000, while the sum is 60.

The spelling of 51436562572473 in words is "fifty-one trillion, four hundred thirty-six billion, five hundred sixty-two million, five hundred seventy-two thousand, four hundred seventy-three".