40939452160 has 216 divisors, whose sum is σ = 102704426496. Its totient is φ = 15631073280.

The previous prime is 40939452017. The next prime is 40939452179. The reversal of 40939452160 is 6125493904.

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, 106891329 + ... + 106891711.

It is an arithmetic number, because the mean of its divisors is an integer number (475483456).

Almost surely, 2^40939452160 is an apocalyptic number.

40939452160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40939452160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51352213248).

40939452160 is an abundant number, since it is smaller than the sum of its proper divisors (61764974336).

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

40939452160 is an equidigital number, since it uses as much as digits as its factorization.

40939452160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 40939452160 in words is "forty billion, nine hundred thirty-nine million, four hundred fifty-two thousand, one hundred sixty".