2469556920 has 128 divisors (see below), whose sum is σ = 8137843200. Its totient is φ = 596749824.

The previous prime is 2469556883. The next prime is 2469556949. The reversal of 2469556920 is 296559642.

It is a super-2 number, since 2×2469556920² = 12197422762239772800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2469556920.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28894 + ... + 75986.

It is an arithmetic number, because the mean of its divisors is an integer number (63576900).

Almost surely, 2^2469556920 is an apocalyptic number.

2469556920 is a gapful number since it is divisible by the number (20) 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 2469556920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4068921600).

2469556920 is an abundant number, since it is smaller than the sum of its proper divisors (5668286280).

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

2469556920 is a wasteful number, since it uses less digits than its factorization.

2469556920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47149 (or 47145 counting only the distinct ones).

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

The square root of 2469556920 is about 49694.6367327501. The cubic root of 2469556920 is about 1351.6772787494.

The spelling of 2469556920 in words is "two billion, four hundred sixty-nine million, five hundred fifty-six thousand, nine hundred twenty".