2864255904 has 120 divisors (see below), whose sum is σ = 8449455168. Its totient is φ = 951834240.

The previous prime is 2864255887. The next prime is 2864255917. The reversal of 2864255904 is 4095524682.

It is a self number, because there is not a number n which added to its sum of digits gives 2864255904.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 949759 + ... + 952769.

Almost surely, 2^2864255904 is an apocalyptic number.

2864255904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2864255904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4224727584).

2864255904 is an abundant number, since it is smaller than the sum of its proper divisors (5585199264).

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

2864255904 is a wasteful number, since it uses less digits than its factorization.

2864255904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400 (or 3383 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 2864255904 is about 53518.7434830079. The cubic root of 2864255904 is about 1420.1599872640.

The spelling of 2864255904 in words is "two billion, eight hundred sixty-four million, two hundred fifty-five thousand, nine hundred four".