2731777125 has 128 divisors (see below), whose sum is σ = 5736407040. Its totient is φ = 1121472000.

The previous prime is 2731777109. The next prime is 2731777157. The reversal of 2731777125 is 5217771372.

2731777125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2731777125 - 2⁴ = 2731777109 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2569344 + ... + 2570406.

It is an arithmetic number, because the mean of its divisors is an integer number (44815680).

Almost surely, 2^2731777125 is an apocalyptic number.

2731777125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2731777125 is an abundant number, since it is smaller than the sum of its proper divisors (3004629915).

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

2731777125 is a wasteful number, since it uses less digits than its factorization.

2731777125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188 (or 1178 counting only the distinct ones).

The product of its digits is 144060, while the sum is 42.

The square root of 2731777125 is about 52266.4053192871. The cubic root of 2731777125 is about 1397.9181856170.

The spelling of 2731777125 in words is "two billion, seven hundred thirty-one million, seven hundred seventy-seven thousand, one hundred twenty-five".