26248076064 has 72 divisors (see below), whose sum is σ = 85306253760. Its totient is φ = 7499449728.

The previous prime is 26248076017. The next prime is 26248076119. The reversal of 26248076064 is 46067084262.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×26248076064² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6507924 + ... + 6511955.

It is an arithmetic number, because the mean of its divisors is an integer number (1184809080).

Almost surely, 2^26248076064 is an apocalyptic number.

26248076064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26248076064 is an abundant number, since it is smaller than the sum of its proper divisors (59058177696).

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

26248076064 is a wasteful number, since it uses less digits than its factorization.

26248076064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13019902 (or 13019891 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 26248076064 in words is "twenty-six billion, two hundred forty-eight million, seventy-six thousand, sixty-four".