40102452940 has 96 divisors (see below), whose sum is σ = 97334866944. Its totient is φ = 13716495360.

The previous prime is 40102452937. The next prime is 40102452959. The reversal of 40102452940 is 4925420104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11304247 + ... + 11307793.

It is an arithmetic number, because the mean of its divisors is an integer number (1013904864).

Almost surely, 2^40102452940 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 40102452940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48667433472).

40102452940 is an abundant number, since it is smaller than the sum of its proper divisors (57232414004).

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

40102452940 is a wasteful number, since it uses less digits than its factorization.

40102452940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6607 (or 6605 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 40102452940 in words is "forty billion, one hundred two million, four hundred fifty-two thousand, nine hundred forty".