40502992896 has 112 divisors (see below), whose sum is σ = 120002198400. Its totient is φ = 13500923904.

The previous prime is 40502992879. The next prime is 40502992973. The reversal of 40502992896 is 69829920504.

It is a happy number.

40502992896 is a `hidden beast` number, since 40 + 502 + 9 + 9 + 2 + 8 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129625 + ... + 312743.

It is an arithmetic number, because the mean of its divisors is an integer number (1071448200).

Almost surely, 2^40502992896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40502992896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60001099200).

40502992896 is an abundant number, since it is smaller than the sum of its proper divisors (79499205504).

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

40502992896 is an equidigital number, since it uses as much as digits as its factorization.

40502992896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183154 (or 183124 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 40502992896 in words is "forty billion, five hundred two million, nine hundred ninety-two thousand, eight hundred ninety-six".