2509418372 has 12 divisors (see below), whose sum is σ = 4542912780. Its totient is φ = 1211443296.

The previous prime is 2509418371. The next prime is 2509418377. The reversal of 2509418372 is 2738149052.

It can be written as a sum of positive squares in 2 ways, for example, as 957531136 + 1551887236 = 30944^2 + 39394^2 .

It is a super-2 number, since 2×2509418372² = 12594361131462260768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2509418371) 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, 10816343 + ... + 10816574.

It is an arithmetic number, because the mean of its divisors is an integer number (378576065).

Almost surely, 2^2509418372 is an apocalyptic number.

It is an amenable number.

2509418372 is a deficient number, since it is larger than the sum of its proper divisors (2033494408).

2509418372 is a wasteful number, since it uses less digits than its factorization.

2509418372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21632950 (or 21632948 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 2509418372 is about 50094.0951809692. The cubic root of 2509418372 is about 1358.9110321185.

The spelling of 2509418372 in words is "two billion, five hundred nine million, four hundred eighteen thousand, three hundred seventy-two".