26587869016 has 32 divisors (see below), whose sum is σ = 50511513600. Its totient is φ = 13118320800.

The previous prime is 26587868963. The next prime is 26587869019. The reversal of 26587869016 is 61096878562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26587869019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222251 + ... + 1243813.

It is an arithmetic number, because the mean of its divisors is an integer number (1578484800).

Almost surely, 2^26587869016 is an apocalyptic number.

It is an amenable number.

26587869016 is a deficient number, since it is larger than the sum of its proper divisors (23923644584).

26587869016 is a wasteful number, since it uses less digits than its factorization.

26587869016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23599 (or 23595 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 26587869016 in words is "twenty-six billion, five hundred eighty-seven million, eight hundred sixty-nine thousand, sixteen".