26514665672 has 48 divisors (see below), whose sum is σ = 57612528720. Its totient is φ = 11343161600.

The previous prime is 26514665669. The next prime is 26514665741. The reversal of 26514665672 is 27656641562.

It is a super-3 number, since 3×26514665672³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26514665672.

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, 495854 + ... + 546717.

It is an arithmetic number, because the mean of its divisors is an integer number (1200261015).

Almost surely, 2^26514665672 is an apocalyptic number.

26514665672 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

26514665672 is an abundant number, since it is smaller than the sum of its proper divisors (31097863048).

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

26514665672 is a wasteful number, since it uses less digits than its factorization.

26514665672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042622 (or 1042601 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 50.

The spelling of 26514665672 in words is "twenty-six billion, five hundred fourteen million, six hundred sixty-five thousand, six hundred seventy-two".