2509377290 has 32 divisors (see below), whose sum is σ = 5209522560. Its totient is φ = 852462144.

The previous prime is 2509377289. The next prime is 2509377307. The reversal of 2509377290 is 927739052.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156812 + ... + 172071.

It is an arithmetic number, because the mean of its divisors is an integer number (162797580).

Almost surely, 2^2509377290 is an apocalyptic number.

2509377290 is an abundant number, since it is smaller than the sum of its proper divisors (2700145270).

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

2509377290 is a wasteful number, since it uses less digits than its factorization.

2509377290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329006.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 2509377290 is about 50093.6851309624. The cubic root of 2509377290 is about 1358.9036164442.

The spelling of 2509377290 in words is "two billion, five hundred nine million, three hundred seventy-seven thousand, two hundred ninety".