2775252536 has 32 divisors (see below), whose sum is σ = 5970140640. Its totient is φ = 1184759808.

The previous prime is 2775252521. The next prime is 2775252539. The reversal of 2775252536 is 6352525772.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775252539) 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, 82025 + ... + 110808.

It is an arithmetic number, because the mean of its divisors is an integer number (186566895).

Almost surely, 2^2775252536 is an apocalyptic number.

It is an amenable number.

2775252536 is an abundant number, since it is smaller than the sum of its proper divisors (3194888104).

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

2775252536 is a wasteful number, since it uses less digits than its factorization.

2775252536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193103 (or 193099 counting only the distinct ones).

The product of its digits is 882000, while the sum is 44.

The square root of 2775252536 is about 52680.6656753690. The cubic root of 2775252536 is about 1405.2950054078.

The spelling of 2775252536 in words is "two billion, seven hundred seventy-five million, two hundred fifty-two thousand, five hundred thirty-six".