40457040432252 has 96 divisors (see below), whose sum is σ = 101406682320384. Its totient is φ = 12520902240000.

The previous prime is 40457040432247. The next prime is 40457040432269. The reversal of 40457040432252 is 25223404075404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405874 + ... + 9004377.

It is an arithmetic number, because the mean of its divisors is an integer number (1056319607504).

Almost surely, 2^{40457040432252} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40457040432252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50703341160192).

40457040432252 is an abundant number, since it is smaller than the sum of its proper divisors (60949641888132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40457040432252 is a wasteful number, since it uses less digits than its factorization.

40457040432252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9410739 (or 9410737 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 42.

The spelling of 40457040432252 in words is "forty trillion, four hundred fifty-seven billion, forty million, four hundred thirty-two thousand, two hundred fifty-two".