202770115060 has 24 divisors (see below), whose sum is σ = 437325817320. Its totient is φ = 78915936384.

The previous prime is 202770115027. The next prime is 202770115063. The reversal of 202770115060 is 60511077202.

It can be written as a sum of positive squares in 4 ways, for example, as 78963248016 + 123806867044 = 281004^2 + 351862^2 .

It is a super-2 number, since 2×202770115060² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202770115063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137006095 + ... + 137007574.

It is an arithmetic number, because the mean of its divisors is an integer number (18221909055).

Almost surely, 2^202770115060 is an apocalyptic number.

202770115060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202770115060 is an abundant number, since it is smaller than the sum of its proper divisors (234555702260).

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

202770115060 is a wasteful number, since it uses less digits than its factorization.

202770115060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274013715 (or 274013713 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 31.

The spelling of 202770115060 in words is "two hundred two billion, seven hundred seventy million, one hundred fifteen thousand, sixty".