40102516402 has 32 divisors (see below), whose sum is σ = 68219121600. Its totient is φ = 17527347648.

The previous prime is 40102516379. The next prime is 40102516451. The reversal of 40102516402 is 20461520104.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 1258288 + ... + 1289764.

It is an arithmetic number, because the mean of its divisors is an integer number (2131847550).

Almost surely, 2^40102516402 is an apocalyptic number.

40102516402 is a deficient number, since it is larger than the sum of its proper divisors (28116605198).

40102516402 is a wasteful number, since it uses less digits than its factorization.

40102516402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34090.

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 40102516402 in words is "forty billion, one hundred two million, five hundred sixteen thousand, four hundred two".