51523332501 has 16 divisors (see below), whose sum is σ = 69000552000. Its totient is φ = 34197639168.

The previous prime is 51523332457. The next prime is 51523332529. The reversal of 51523332501 is 10523332515.

It is not a de Polignac number, because 51523332501 - 2³³ = 42933397909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51523332551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1579050 + ... + 1611348.

It is an arithmetic number, because the mean of its divisors is an integer number (4312534500).

Almost surely, 2^51523332501 is an apocalyptic number.

It is an amenable number.

51523332501 is a deficient number, since it is larger than the sum of its proper divisors (17477219499).

51523332501 is a wasteful number, since it uses less digits than its factorization.

51523332501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34628.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 51523332501 in words is "fifty-one billion, five hundred twenty-three million, three hundred thirty-two thousand, five hundred one".