525712604420126 has 4 divisors (see below), whose sum is σ = 788568906630192. Its totient is φ = 262856302210062.

The previous prime is 525712604420099. The next prime is 525712604420153. The reversal of 525712604420126 is 621024406217525.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (525712604420099) and next prime (525712604420153).

It is a super-2 number, since 2×525712604420126² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131428151105030 + ... + 131428151105033.

It is an arithmetic number, because the mean of its divisors is an integer number (197142226657548).

Almost surely, 2^{525712604420126} is an apocalyptic number.

525712604420126 is a deficient number, since it is larger than the sum of its proper divisors (262856302210066).

525712604420126 is a wasteful number, since it uses less digits than its factorization.

525712604420126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262856302210065.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 525712604420126 in words is "five hundred twenty-five trillion, seven hundred twelve billion, six hundred four million, four hundred twenty thousand, one hundred twenty-six".