356346556340 has 12 divisors (see below), whose sum is σ = 748327768356. Its totient is φ = 142538622528.

The previous prime is 356346556339. The next prime is 356346556361. The reversal of 356346556340 is 43655643653.

It can be written as a sum of positive squares in 2 ways, for example, as 198982013476 + 157364542864 = 446074^2 + 396692^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8908663889 + ... + 8908663928.

It is an arithmetic number, because the mean of its divisors is an integer number (62360647363).

Almost surely, 2^356346556340 is an apocalyptic number.

It is an amenable number.

356346556340 is an abundant number, since it is smaller than the sum of its proper divisors (391981212016).

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

356346556340 is a wasteful number, since it uses less digits than its factorization.

356346556340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17817327826 (or 17817327824 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 50.

The spelling of 356346556340 in words is "three hundred fifty-six billion, three hundred forty-six million, five hundred fifty-six thousand, three hundred forty".