6409852290 has 48 divisors (see below), whose sum is σ = 17390213568. Its totient is φ = 1634976288.

The previous prime is 6409852289. The next prime is 6409852343. The reversal of 6409852290 is 922589046.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1546204 + ... + 1550343.

It is an arithmetic number, because the mean of its divisors is an integer number (362296116).

Almost surely, 2^6409852290 is an apocalyptic number.

6409852290 is an abundant number, since it is smaller than the sum of its proper divisors (10980361278).

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

6409852290 is a wasteful number, since it uses less digits than its factorization.

6409852290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3096583 (or 3096580 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 6409852290 is about 80061.5531325742. The cubic root of 6409852290 is about 1857.5877591380.

The spelling of 6409852290 in words is "six billion, four hundred nine million, eight hundred fifty-two thousand, two hundred ninety".