252777500003 has 4 divisors (see below), whose sum is σ = 288888571440. Its totient is φ = 216666428568.

The previous prime is 252777499991. The next prime is 252777500011. The reversal of 252777500003 is 300005777252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252777500003 - 2²⁰ = 252776451427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252777500003.

It is not an unprimeable number, because it can be changed into a prime (252777500033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18055535708 + ... + 18055535721.

It is an arithmetic number, because the mean of its divisors is an integer number (72222142860).

Almost surely, 2^252777500003 is an apocalyptic number.

252777500003 is a deficient number, since it is larger than the sum of its proper divisors (36111071437).

252777500003 is an equidigital number, since it uses as much as digits as its factorization.

252777500003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36111071436.

The product of its (nonzero) digits is 102900, while the sum is 38.

The spelling of 252777500003 in words is "two hundred fifty-two billion, seven hundred seventy-seven million, five hundred thousand, three".