525342367067531 has 64 divisors (see below), whose sum is σ = 634063925376000. Its totient is φ = 430294290370560.

The previous prime is 525342367067459. The next prime is 525342367067611. The reversal of 525342367067531 is 135760763243525.

It is a cyclic number.

It is not a de Polignac number, because 525342367067531 - 2²² = 525342362873227 is a prime.

It is a super-2 number, since 2×525342367067531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525342367067431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 555745196 + ... + 556689686.

It is an arithmetic number, because the mean of its divisors is an integer number (9907248834000).

Almost surely, 2^{525342367067531} is an apocalyptic number.

525342367067531 is a deficient number, since it is larger than the sum of its proper divisors (108721558308469).

525342367067531 is a wasteful number, since it uses less digits than its factorization.

525342367067531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946116.

The product of its (nonzero) digits is 95256000, while the sum is 59.

The spelling of 525342367067531 in words is "five hundred twenty-five trillion, three hundred forty-two billion, three hundred sixty-seven million, sixty-seven thousand, five hundred thirty-one".