26625237864 has 32 divisors (see below), whose sum is σ = 67311000000. Its totient is φ = 8775358592.

The previous prime is 26625237839. The next prime is 26625237869. The reversal of 26625237864 is 46873252662.

It is not an unprimeable number, because it can be changed into a prime (26625237869) by changing a digit.

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, 6230364 + ... + 6234635.

It is an arithmetic number, because the mean of its divisors is an integer number (2103468750).

Almost surely, 2^26625237864 is an apocalyptic number.

26625237864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26625237864 is an abundant number, since it is smaller than the sum of its proper divisors (40685762136).

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

26625237864 is a wasteful number, since it uses less digits than its factorization.

26625237864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12465097 (or 12465093 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 51.

The spelling of 26625237864 in words is "twenty-six billion, six hundred twenty-five million, two hundred thirty-seven thousand, eight hundred sixty-four".