40523459031828 has 72 divisors (see below), whose sum is σ = 105395589595296. Its totient is φ = 13120790961600.

The previous prime is 40523459031793. The next prime is 40523459031833. The reversal of 40523459031828 is 82813095432504.

40523459031828 is a `hidden beast` number, since 4 + 0 + 5 + 2 + 3 + 459 + 0 + 3 + 182 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72034578 + ... + 72594953.

It is an arithmetic number, because the mean of its divisors is an integer number (1463827633268).

Almost surely, 2^{40523459031828} is an apocalyptic number.

It is an amenable number.

40523459031828 is an abundant number, since it is smaller than the sum of its proper divisors (64872130563468).

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

40523459031828 is a wasteful number, since it uses less digits than its factorization.

40523459031828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144629765 (or 144629760 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 40523459031828 in words is "forty trillion, five hundred twenty-three billion, four hundred fifty-nine million, thirty-one thousand, eight hundred twenty-eight".