40573296400 has 120 divisors (see below), whose sum is σ = 119972224064. Its totient is φ = 12840768000.

The previous prime is 40573296373. The next prime is 40573296433. The reversal of 40573296400 is 469237504.

It is a happy number.

40573296400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 520926 + ... + 593725.

Almost surely, 2^40573296400 is an apocalyptic number.

40573296400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40573296400 is an abundant number, since it is smaller than the sum of its proper divisors (79398927664).

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

40573296400 is a wasteful number, since it uses less digits than its factorization.

40573296400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114689 (or 1114678 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 40573296400 in words is "forty billion, five hundred seventy-three million, two hundred ninety-six thousand, four hundred".