2506443364 has 12 divisors (see below), whose sum is σ = 4402112764. Its totient is φ = 1248696864.

The previous prime is 2506443361. The next prime is 2506443367. The reversal of 2506443364 is 4633446052.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2506443361) and next prime (2506443367).

It can be written as a sum of positive squares in 2 ways, for example, as 462680100 + 2043763264 = 21510^2 + 45208^2 .

It is a hoax number, since the sum of its digits (37) 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 (2506443361) 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, 1129959 + ... + 1132174.

Almost surely, 2^2506443364 is an apocalyptic number.

It is an amenable number.

2506443364 is a deficient number, since it is larger than the sum of its proper divisors (1895669400).

2506443364 is a wasteful number, since it uses less digits than its factorization.

2506443364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262414 (or 2262412 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

The square root of 2506443364 is about 50064.3921764761. The cubic root of 2506443364 is about 1358.3738067189.

The spelling of 2506443364 in words is "two billion, five hundred six million, four hundred forty-three thousand, three hundred sixty-four".