2643613252 has 24 divisors (see below), whose sum is σ = 5416185600. Its totient is φ = 1105343040.

The previous prime is 2643613249. The next prime is 2643613253. The reversal of 2643613252 is 2523163462.

It is not an unprimeable number, because it can be changed into a prime (2643613253) 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, 1150252 + ... + 1152547.

It is an arithmetic number, because the mean of its divisors is an integer number (225674400).

Almost surely, 2^2643613252 is an apocalyptic number.

It is an amenable number.

2643613252 is an abundant number, since it is smaller than the sum of its proper divisors (2772572348).

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

2643613252 is a wasteful number, since it uses less digits than its factorization.

2643613252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302851 (or 2302849 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 2643613252 is about 51416.0797027545. The cubic root of 2643613252 is about 1382.7148914022.

The spelling of 2643613252 in words is "two billion, six hundred forty-three million, six hundred thirteen thousand, two hundred fifty-two".