2515644052 has 12 divisors (see below), whose sum is σ = 4509752436. Its totient is φ = 1227143360.

The previous prime is 2515644029. The next prime is 2515644059. The reversal of 2515644052 is 2504465152.

It can be written as a sum of positive squares in 2 ways, for example, as 621305476 + 1894338576 = 24926^2 + 43524^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2515643999 and 2515644017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2515644059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7669483 + ... + 7669810.

It is an arithmetic number, because the mean of its divisors is an integer number (375812703).

Almost surely, 2^2515644052 is an apocalyptic number.

It is an amenable number.

2515644052 is a deficient number, since it is larger than the sum of its proper divisors (1994108384).

2515644052 is a wasteful number, since it uses less digits than its factorization.

2515644052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15339338 (or 15339336 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 2515644052 is about 50156.1965463890. The cubic root of 2515644052 is about 1360.0338897264.

The spelling of 2515644052 in words is "two billion, five hundred fifteen million, six hundred forty-four thousand, fifty-two".