40140734220477 has 24 divisors (see below), whose sum is σ = 63265666440288. Its totient is φ = 24322486788000.

The previous prime is 40140734220437. The next prime is 40140734220511. The reversal of 40140734220477 is 77402243704104.

40140734220477 is a `hidden beast` number, since 4 + 0 + 1 + 407 + 34 + 2 + 204 + 7 + 7 = 666.

It is not a de Polignac number, because 40140734220477 - 2¹² = 40140734216381 is a prime.

It is a super-2 number, since 2×40140734220477² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40140734220407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43128238 + ... + 44049135.

It is an arithmetic number, because the mean of its divisors is an integer number (2636069435012).

Almost surely, 2^{40140734220477} is an apocalyptic number.

It is an amenable number.

40140734220477 is a deficient number, since it is larger than the sum of its proper divisors (23124932219811).

40140734220477 is a wasteful number, since it uses less digits than its factorization.

40140734220477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87182041 (or 87182038 counting only the distinct ones).

The product of its (nonzero) digits is 1053696, while the sum is 45.

The spelling of 40140734220477 in words is "forty trillion, one hundred forty billion, seven hundred thirty-four million, two hundred twenty thousand, four hundred seventy-seven".