26387046525 has 24 divisors (see below), whose sum is σ = 49858953664. Its totient is φ = 12062649600.

The previous prime is 26387046481. The next prime is 26387046551. The reversal of 26387046525 is 52564078362.

It is not a de Polignac number, because 26387046525 - 2⁹ = 26387046013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25129996 + ... + 25131045.

Almost surely, 2^26387046525 is an apocalyptic number.

26387046525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26387046525 is a deficient number, since it is larger than the sum of its proper divisors (23471907139).

26387046525 is a wasteful number, since it uses less digits than its factorization.

26387046525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50261061 (or 50261056 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 26387046525 in words is "twenty-six billion, three hundred eighty-seven million, forty-six thousand, five hundred twenty-five".