523501542000051 has 24 divisors (see below), whose sum is σ = 706979729569680. Its totient is φ = 344568493810944.

The previous prime is 523501542000037. The next prime is 523501542000113. The reversal of 523501542000051 is 150000245105325.

It is not a de Polignac number, because 523501542000051 - 2⁶ = 523501541999987 is a prime.

It is a super-2 number, since 2×523501542000051² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 523501541999976 and 523501542000021.

It is not an unprimeable number, because it can be changed into a prime (523501542000011) 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, 444138855 + ... + 445315983.

It is an arithmetic number, because the mean of its divisors is an integer number (29457488732070).

Almost surely, 2^{523501542000051} is an apocalyptic number.

523501542000051 is a deficient number, since it is larger than the sum of its proper divisors (183478187569629).

523501542000051 is a wasteful number, since it uses less digits than its factorization.

523501542000051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201043 (or 1200964 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 523501542000051 its reverse (150000245105325), we get a palindrome (673501787105376).

The spelling of 523501542000051 in words is "five hundred twenty-three trillion, five hundred one billion, five hundred forty-two million, fifty-one", and thus it is an aban number.