2446865620 has 24 divisors (see below), whose sum is σ = 5143849704. Its totient is φ = 977711616.

The previous prime is 2446865591. The next prime is 2446865639. The reversal of 2446865620 is 265686442.

It can be written as a sum of positive squares in 4 ways, for example, as 276423876 + 2170441744 = 16626^2 + 46588^2 .

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, 45129 + ... + 83248.

It is an arithmetic number, because the mean of its divisors is an integer number (214327071).

Almost surely, 2^2446865620 is an apocalyptic number.

2446865620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2446865620 is an abundant number, since it is smaller than the sum of its proper divisors (2696984084).

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

2446865620 is a wasteful number, since it uses less digits than its factorization.

2446865620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129339 (or 129337 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The square root of 2446865620 is about 49465.8025306373. The cubic root of 2446865620 is about 1347.5246124585.

The spelling of 2446865620 in words is "two billion, four hundred forty-six million, eight hundred sixty-five thousand, six hundred twenty".