16525088838525 has 96 divisors (see below), whose sum is σ = 29012445941760. Its totient is φ = 8270947077120.

The previous prime is 16525088838509. The next prime is 16525088838539. The reversal of 16525088838525 is 52583888052561.

It is not a de Polignac number, because 16525088838525 - 2⁴ = 16525088838509 is a prime.

It is a super-2 number, since 2×16525088838525² (a number of 27 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 (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 640023066 + ... + 640048884.

It is an arithmetic number, because the mean of its divisors is an integer number (302212978560).

Almost surely, 2^{16525088838525} is an apocalyptic number.

16525088838525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16525088838525 is a deficient number, since it is larger than the sum of its proper divisors (12487357103235).

16525088838525 is a wasteful number, since it uses less digits than its factorization.

16525088838525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27283 (or 27278 counting only the distinct ones).

The product of its (nonzero) digits is 184320000, while the sum is 66.

The spelling of 16525088838525 in words is "sixteen trillion, five hundred twenty-five billion, eighty-eight million, eight hundred thirty-eight thousand, five hundred twenty-five".