40134563144056 has 16 divisors (see below), whose sum is σ = 75256496859240. Its totient is φ = 20066163981600.

The previous prime is 40134563144033. The next prime is 40134563144057. The reversal of 40134563144056 is 65044136543104.

It is a super-2 number, since 2×40134563144056² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40134563143997 and 40134563144015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134563144057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139546170 + ... + 139833481.

Almost surely, 2^{40134563144056} is an apocalyptic number.

It is an amenable number.

40134563144056 is a deficient number, since it is larger than the sum of its proper divisors (35121933715184).

40134563144056 is a wasteful number, since it uses less digits than its factorization.

40134563144056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279397614 (or 279397610 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 40134563144056 in words is "forty trillion, one hundred thirty-four billion, five hundred sixty-three million, one hundred forty-four thousand, fifty-six".