26671662552 has 32 divisors (see below), whose sum is σ = 66789043200. Its totient is φ = 8875902624.

The previous prime is 26671662527. The next prime is 26671662553. The reversal of 26671662552 is 25526617662.

It is a super-2 number, since 2×26671662552² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26671662553) 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, 900852 + ... + 929987.

It is an arithmetic number, because the mean of its divisors is an integer number (2087157600).

Almost surely, 2^26671662552 is an apocalyptic number.

It is an amenable number.

26671662552 is an abundant number, since it is smaller than the sum of its proper divisors (40117380648).

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

26671662552 is a wasteful number, since it uses less digits than its factorization.

26671662552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831455 (or 1831451 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The spelling of 26671662552 in words is "twenty-six billion, six hundred seventy-one million, six hundred sixty-two thousand, five hundred fifty-two".