402393885360 has 160 divisors (see below), whose sum is σ = 1301961669120. Its totient is φ = 102615558144.

The previous prime is 402393885349. The next prime is 402393885403. The reversal of 402393885360 is 63588393204.

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, 47119971 + ... + 47128509.

It is an arithmetic number, because the mean of its divisors is an integer number (8137260432).

Almost surely, 2^402393885360 is an apocalyptic number.

402393885360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402393885360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650980834560).

402393885360 is an abundant number, since it is smaller than the sum of its proper divisors (899567783760).

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

402393885360 is a wasteful number, since it uses less digits than its factorization.

402393885360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17115 (or 17109 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 402393885360 in words is "four hundred two billion, three hundred ninety-three million, eight hundred eighty-five thousand, three hundred sixty".