315773849920 has 28 divisors (see below), whose sum is σ = 751936480884. Its totient is φ = 126309539840.

The previous prime is 315773849917. The next prime is 315773849953. The reversal of 315773849920 is 29948377513.

It can be written as a sum of positive squares in 2 ways, for example, as 45689917504 + 270083932416 = 213752^2 + 519696^2 .

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, 493396321 + ... + 493396960.

Almost surely, 2^315773849920 is an apocalyptic number.

It is an amenable number.

315773849920 is an abundant number, since it is smaller than the sum of its proper divisors (436162630964).

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

315773849920 is an equidigital number, since it uses as much as digits as its factorization.

315773849920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986793298 (or 986793288 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 315773849920 in words is "three hundred fifteen billion, seven hundred seventy-three million, eight hundred forty-nine thousand, nine hundred twenty".