402242060660 has 48 divisors (see below), whose sum is σ = 930623807232. Its totient is φ = 144821616000.

The previous prime is 402242060657. The next prime is 402242060663. The reversal of 402242060660 is 66060242204.

It is an interprime number because it is at equal distance from previous prime (402242060657) and next prime (402242060663).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402242060663) by changing a digit.

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, 9029132 + ... + 9073571.

It is an arithmetic number, because the mean of its divisors is an integer number (19387995984).

Almost surely, 2^402242060660 is an apocalyptic number.

It is an amenable number.

402242060660 is an abundant number, since it is smaller than the sum of its proper divisors (528381746572).

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

402242060660 is a wasteful number, since it uses less digits than its factorization.

402242060660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18102824 (or 18102822 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 402242060660 in words is "four hundred two billion, two hundred forty-two million, sixty thousand, six hundred sixty".