315553606415646 has 16 divisors (see below), whose sum is σ = 631568886009984. Its totient is φ = 105107589942104.

The previous prime is 315553606415617. The next prime is 315553606415689. The reversal of 315553606415646 is 646514606355513.

It is a self number, because there is not a number n which added to its sum of digits gives 315553606415646.

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, 19236373560 + ... + 19236389963.

It is an arithmetic number, because the mean of its divisors is an integer number (39473055375624).

Almost surely, 2^{315553606415646} is an apocalyptic number.

315553606415646 is an abundant number, since it is smaller than the sum of its proper divisors (316015279594338).

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

315553606415646 is a wasteful number, since it uses less digits than its factorization.

315553606415646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38472764895.

The product of its (nonzero) digits is 116640000, while the sum is 60.

The spelling of 315553606415646 in words is "three hundred fifteen trillion, five hundred fifty-three billion, six hundred six million, four hundred fifteen thousand, six hundred forty-six".