52526857532990 has 16 divisors (see below), whose sum is σ = 94548504933648. Its totient is φ = 21010707152256.

The previous prime is 52526857532939. The next prime is 52526857533083. The reversal of 52526857532990 is 9923575862525.

It is a super-3 number, since 3×52526857532990³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52526857532990.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2134409 + ... + 10469451.

It is an arithmetic number, because the mean of its divisors is an integer number (5909281558353).

Almost surely, 2^{52526857532990} is an apocalyptic number.

52526857532990 is a deficient number, since it is larger than the sum of its proper divisors (42021647400658).

52526857532990 is a wasteful number, since it uses less digits than its factorization.

52526857532990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8965243.

The product of its (nonzero) digits is 408240000, while the sum is 68.

The spelling of 52526857532990 in words is "fifty-two trillion, five hundred twenty-six billion, eight hundred fifty-seven million, five hundred thirty-two thousand, nine hundred ninety".