526400553475 has 24 divisors (see below), whose sum is σ = 653972111360. Its totient is φ = 420323904000.

The previous prime is 526400553473. The next prime is 526400553499. The reversal of 526400553475 is 574355004625.

It is a happy number.

It is not a de Polignac number, because 526400553475 - 2¹ = 526400553473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (526400553473) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 64261630 + ... + 64269820.

Almost surely, 2^526400553475 is an apocalyptic number.

526400553475 is a deficient number, since it is larger than the sum of its proper divisors (127571557885).

526400553475 is a wasteful number, since it uses less digits than its factorization.

526400553475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12751 (or 12746 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 46.

The spelling of 526400553475 in words is "five hundred twenty-six billion, four hundred million, five hundred fifty-three thousand, four hundred seventy-five".