2454391956 has 48 divisors (see below), whose sum is σ = 6032532800. Its totient is φ = 774531072.

The previous prime is 2454391903. The next prime is 2454391957. The reversal of 2454391956 is 6591934542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2454391957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437940 + ... + 443508.

Almost surely, 2^2454391956 is an apocalyptic number.

It is an amenable number.

2454391956 is an abundant number, since it is smaller than the sum of its proper divisors (3578140844).

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

2454391956 is a wasteful number, since it uses less digits than its factorization.

2454391956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7528 (or 7526 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 48.

The square root of 2454391956 is about 49541.8202733812. The cubic root of 2454391956 is about 1348.9048193250.

The spelling of 2454391956 in words is "two billion, four hundred fifty-four million, three hundred ninety-one thousand, nine hundred fifty-six".