40210621024 has 24 divisors (see below), whose sum is σ = 90473897808. Its totient is φ = 17233123200.

The previous prime is 40210621019. The next prime is 40210621043. The reversal of 40210621024 is 42012601204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40210620986 and 40210621004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89755627 + ... + 89756074.

It is an arithmetic number, because the mean of its divisors is an integer number (3769745742).

Almost surely, 2^40210621024 is an apocalyptic number.

It is an amenable number.

40210621024 is an abundant number, since it is smaller than the sum of its proper divisors (50263276784).

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

40210621024 is a wasteful number, since it uses less digits than its factorization.

40210621024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179511718 (or 179511710 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The spelling of 40210621024 in words is "forty billion, two hundred ten million, six hundred twenty-one thousand, twenty-four".