40137447527432 has 16 divisors (see below), whose sum is σ = 76103306408700. Its totient is φ = 19843232485120.

The previous prime is 40137447527423. The next prime is 40137447527479. The reversal of 40137447527432 is 23472574473104.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36616367913316 + 3521079614116 = 6051146^2 + 1876454^2 .

It is a super-2 number, since 2×40137447527432² (a number of 28 digits) contains 22 as substring.

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, 28186409069 + ... + 28186410492.

Almost surely, 2^{40137447527432} is an apocalyptic number.

It is an amenable number.

40137447527432 is a deficient number, since it is larger than the sum of its proper divisors (35965858881268).

40137447527432 is a wasteful number, since it uses less digits than its factorization.

40137447527432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56372819656 (or 56372819652 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 53.

The spelling of 40137447527432 in words is "forty trillion, one hundred thirty-seven billion, four hundred forty-seven million, five hundred twenty-seven thousand, four hundred thirty-two".