2539469952 has 96 divisors (see below), whose sum is σ = 7360626000. Its totient is φ = 840347136.

The previous prime is 2539469869. The next prime is 2539469953. The reversal of 2539469952 is 2599649352.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×2539469952² = 12897815274221764608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2539469953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152199 + ... + 168057.

Almost surely, 2^2539469952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2539469952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3680313000).

2539469952 is an abundant number, since it is smaller than the sum of its proper divisors (4821156048).

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

2539469952 is a wasteful number, since it uses less digits than its factorization.

2539469952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16018 (or 16003 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 54.

The square root of 2539469952 is about 50393.1538207324. The cubic root of 2539469952 is about 1364.3140747274.

The spelling of 2539469952 in words is "two billion, five hundred thirty-nine million, four hundred sixty-nine thousand, nine hundred fifty-two".