26532631413 has 6 divisors (see below), whose sum is σ = 38324912054. Its totient is φ = 17688420936.

The previous prime is 26532631409. The next prime is 26532631417. The reversal of 26532631413 is 31413623562.

26532631413 is a `hidden beast` number, since 2 + 6 + 5 + 3 + 2 + 631 + 4 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (26532631409) and next prime (26532631417).

It can be written as a sum of positive squares in only one way, i.e., 13513365009 + 13019266404 = 116247^2 + 114102^2 .

It is not a de Polignac number, because 26532631413 - 2² = 26532631409 is a prime.

It is a super-2 number, since 2×26532631413² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26532631417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1474035070 + ... + 1474035087.

Almost surely, 2^26532631413 is an apocalyptic number.

It is an amenable number.

26532631413 is a deficient number, since it is larger than the sum of its proper divisors (11792280641).

26532631413 is a wasteful number, since it uses less digits than its factorization.

26532631413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948070163 (or 2948070160 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The spelling of 26532631413 in words is "twenty-six billion, five hundred thirty-two million, six hundred thirty-one thousand, four hundred thirteen".