402402260550660 has 48 divisors (see below), whose sum is σ = 1130707694711616. Its totient is φ = 106928091844992.

The previous prime is 402402260550599. The next prime is 402402260550677. The reversal of 402402260550660 is 66055062204204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11849283979 + ... + 11849317938.

It is an arithmetic number, because the mean of its divisors is an integer number (23556410306492).

Almost surely, 2^{402402260550660} is an apocalyptic number.

It is an amenable number.

402402260550660 is an abundant number, since it is smaller than the sum of its proper divisors (728305434160956).

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

402402260550660 is a wasteful number, since it uses less digits than its factorization.

402402260550660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23698602212 (or 23698602210 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 402402260550660 in words is "four hundred two trillion, four hundred two billion, two hundred sixty million, five hundred fifty thousand, six hundred sixty".