315450250060220 has 192 divisors, whose sum is σ = 746774937216000. Its totient is φ = 110922744729600.

The previous prime is 315450250060217. The next prime is 315450250060261. The reversal of 315450250060220 is 22060052054513.

It is a super-2 number, since 2×315450250060220² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 978747137 + ... + 979069383.

It is an arithmetic number, because the mean of its divisors is an integer number (3889452798000).

Almost surely, 2^{315450250060220} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 315450250060220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373387468608000).

315450250060220 is an abundant number, since it is smaller than the sum of its proper divisors (431324687155780).

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

315450250060220 is a wasteful number, since it uses less digits than its factorization.

315450250060220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323044 (or 323042 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 315450250060220 in words is "three hundred fifteen trillion, four hundred fifty billion, two hundred fifty million, sixty thousand, two hundred twenty".