525451542534 has 16 divisors (see below), whose sum is σ = 1167670094640. Its totient is φ = 175150514160.

The previous prime is 525451542527. The next prime is 525451542559. The reversal of 525451542534 is 435245154525.

525451542534 is a `hidden beast` number, since 5 + 2 + 5 + 4 + 51 + 542 + 53 + 4 = 666.

It is a super-2 number, since 2×525451542534² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 525451542534.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4865292007 + ... + 4865292114.

It is an arithmetic number, because the mean of its divisors is an integer number (72979380915).

Almost surely, 2^525451542534 is an apocalyptic number.

525451542534 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

525451542534 is an abundant number, since it is smaller than the sum of its proper divisors (642218552106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525451542534 is a wasteful number, since it uses less digits than its factorization.

525451542534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9730584132 (or 9730584126 counting only the distinct ones).

The product of its digits is 2400000, while the sum is 45.

The spelling of 525451542534 in words is "five hundred twenty-five billion, four hundred fifty-one million, five hundred forty-two thousand, five hundred thirty-four".