402331141320 has 32 divisors (see below), whose sum is σ = 1206993424320. Its totient is φ = 107288304320.

The previous prime is 402331141319. The next prime is 402331141349. The reversal of 402331141320 is 23141133204.

It is a happy number.

It is a super-2 number, since 2×402331141320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1676379636 + ... + 1676379875.

It is an arithmetic number, because the mean of its divisors is an integer number (37718544510).

Almost surely, 2^402331141320 is an apocalyptic number.

402331141320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402331141320 is an abundant number, since it is smaller than the sum of its proper divisors (804662283000).

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

402331141320 is a wasteful number, since it uses less digits than its factorization.

402331141320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352759525 (or 3352759521 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 402331141320 its reverse (23141133204), we get a palindrome (425472274524).

The spelling of 402331141320 in words is "four hundred two billion, three hundred thirty-one million, one hundred forty-one thousand, three hundred twenty".