2789854464 has 72 divisors (see below), whose sum is σ = 7625836960. Its totient is φ = 904808448.

The previous prime is 2789854429. The next prime is 2789854481. The reversal of 2789854464 is 4644589872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20674 + ... + 77505.

Almost surely, 2^2789854464 is an apocalyptic number.

2789854464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2789854464 is an abundant number, since it is smaller than the sum of its proper divisors (4835982496).

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

2789854464 is an equidigital number, since it uses as much as digits as its factorization.

2789854464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98235 (or 98221 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 57.

The square root of 2789854464 is about 52819.0729187857. The cubic root of 2789854464 is about 1407.7553379983.

The spelling of 2789854464 in words is "two billion, seven hundred eighty-nine million, eight hundred fifty-four thousand, four hundred sixty-four".