2775555052 has 12 divisors (see below), whose sum is σ = 4857742960. Its totient is φ = 1387628496.

The previous prime is 2775555047. The next prime is 2775555053. The reversal of 2775555052 is 2505555772.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2775555053) 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, 11833 + ... + 75439.

Almost surely, 2^2775555052 is an apocalyptic number.

It is an amenable number.

2775555052 is a deficient number, since it is larger than the sum of its proper divisors (2082187908).

2775555052 is a wasteful number, since it uses less digits than its factorization.

2775555052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74520 (or 74518 counting only the distinct ones).

The product of its (nonzero) digits is 612500, while the sum is 43.

The square root of 2775555052 is about 52683.5368212879. The cubic root of 2775555052 is about 1405.3460648787.

The spelling of 2775555052 in words is "two billion, seven hundred seventy-five million, five hundred fifty-five thousand, fifty-two".