26465651156 has 12 divisors (see below), whose sum is σ = 52931302368. Its totient is φ = 11342421912.

The previous prime is 26465651129. The next prime is 26465651183. The reversal of 26465651156 is 65115656462.

It is an interprime number because it is at equal distance from previous prime (26465651129) and next prime (26465651183).

26465651156 is an admirable number.

It is a super-2 number, since 2×26465651156² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 26465651156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472600886 + ... + 472600941.

It is an arithmetic number, because the mean of its divisors is an integer number (4410941864).

Almost surely, 2^26465651156 is an apocalyptic number.

It is an amenable number.

26465651156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26465651156 is a wasteful number, since it uses less digits than its factorization.

26465651156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945201838 (or 945201836 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 47.

The spelling of 26465651156 in words is "twenty-six billion, four hundred sixty-five million, six hundred fifty-one thousand, one hundred fifty-six".