315453054646340 has 72 divisors (see below), whose sum is σ = 757843008066312. Its totient is φ = 109623504936960.

The previous prime is 315453054646339. The next prime is 315453054646363. The reversal of 315453054646340 is 43646450354513.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 117254636382724 + 198198418263616 = 10828418^2 + 14078296^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2099026901 + ... + 2099177180.

Almost surely, 2^{315453054646340} is an apocalyptic number.

It is an amenable number.

315453054646340 is an abundant number, since it is smaller than the sum of its proper divisors (442389953419972).

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

315453054646340 is a wasteful number, since it uses less digits than its factorization.

315453054646340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4198204137 (or 4198204118 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 53.

The spelling of 315453054646340 in words is "three hundred fifteen trillion, four hundred fifty-three billion, fifty-four million, six hundred forty-six thousand, three hundred forty".