4398565020 has 48 divisors (see below), whose sum is σ = 12489458688. Its totient is φ = 1156429120.

The previous prime is 4398565019. The next prime is 4398565043. The reversal of 4398565020 is 205658934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512004 + ... + 520523.

It is an arithmetic number, because the mean of its divisors is an integer number (260197056).

Almost surely, 2^4398565020 is an apocalyptic number.

It is an amenable number.

4398565020 is an abundant number, since it is smaller than the sum of its proper divisors (8090893668).

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

4398565020 is a wasteful number, since it uses less digits than its factorization.

4398565020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032610 (or 1032608 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 4398565020 is about 66321.6783563263. The cubic root of 4398565020 is about 1638.4643840085.

The spelling of 4398565020 in words is "four billion, three hundred ninety-eight million, five hundred sixty-five thousand, twenty".