40455425240 has 64 divisors (see below), whose sum is σ = 91869845760. Its totient is φ = 16032332160.

The previous prime is 40455425237. The next prime is 40455425251. The reversal of 40455425240 is 4252455404.

40455425240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 40455425240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3363317 + ... + 3375323.

It is an arithmetic number, because the mean of its divisors is an integer number (1435466340).

Almost surely, 2^40455425240 is an apocalyptic number.

40455425240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40455425240 is an abundant number, since it is smaller than the sum of its proper divisors (51414420520).

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

40455425240 is a wasteful number, since it uses less digits than its factorization.

40455425240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12792 (or 12788 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The spelling of 40455425240 in words is "forty billion, four hundred fifty-five million, four hundred twenty-five thousand, two hundred forty".