402623356160 has 72 divisors (see below), whose sum is σ = 964615599360. Its totient is φ = 161014802432.

The previous prime is 402623356139. The next prime is 402623356171. The reversal of 402623356160 is 61653326204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6418709 + ... + 6481131.

It is an arithmetic number, because the mean of its divisors is an integer number (13397438880).

Almost surely, 2^402623356160 is an apocalyptic number.

402623356160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402623356160 is an abundant number, since it is smaller than the sum of its proper divisors (561992243200).

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

402623356160 is an equidigital number, since it uses as much as digits as its factorization.

402623356160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67483 (or 67469 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 402623356160 in words is "four hundred two billion, six hundred twenty-three million, three hundred fifty-six thousand, one hundred sixty".