27426032464 has 10 divisors (see below), whose sum is σ = 53137937930. Its totient is φ = 13713016224.

The previous prime is 27426032399. The next prime is 27426032471. The reversal of 27426032464 is 46423062472.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27119502400 + 306530064 = 164680^2 + 17508^2 .

It is a super-2 number, since 2×27426032464² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857063499 + ... + 857063530.

It is an arithmetic number, because the mean of its divisors is an integer number (5313793793).

Almost surely, 2^27426032464 is an apocalyptic number.

It is an amenable number.

27426032464 is a deficient number, since it is larger than the sum of its proper divisors (25711905466).

27426032464 is a wasteful number, since it uses less digits than its factorization.

27426032464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714127037 (or 1714127031 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 40.

The spelling of 27426032464 in words is "twenty-seven billion, four hundred twenty-six million, thirty-two thousand, four hundred sixty-four".