26525165560 has 32 divisors (see below), whose sum is σ = 59688005040. Its totient is φ = 10608931584.

The previous prime is 26525165521. The next prime is 26525165599. The reversal of 26525165560 is 6556152562.

It is an interprime number because it is at equal distance from previous prime (26525165521) and next prime (26525165599).

It is a super-2 number, since 2×26525165560² (a number of 22 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 in 7 ways as a sum of consecutive naturals, for example, 413404 + ... + 473236.

Almost surely, 2^26525165560 is an apocalyptic number.

26525165560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26525165560 is an abundant number, since it is smaller than the sum of its proper divisors (33162839480).

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

26525165560 is a wasteful number, since it uses less digits than its factorization.

26525165560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70927 (or 70923 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 26525165560 in words is "twenty-six billion, five hundred twenty-five million, one hundred sixty-five thousand, five hundred sixty".