40780037408 has 24 divisors (see below), whose sum is σ = 87584399280. Its totient is φ = 18536380480.

The previous prime is 40780037339. The next prime is 40780037479. The reversal of 40780037408 is 80473008704.

It is a super-2 number, since 2×40780037408² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57925838 + ... + 57926541.

It is an arithmetic number, because the mean of its divisors is an integer number (3649349970).

Almost surely, 2^40780037408 is an apocalyptic number.

It is an amenable number.

40780037408 is an abundant number, since it is smaller than the sum of its proper divisors (46804361872).

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

40780037408 is a wasteful number, since it uses less digits than its factorization.

40780037408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115852400 (or 115852392 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The spelling of 40780037408 in words is "forty billion, seven hundred eighty million, thirty-seven thousand, four hundred eight".