5122423920 has 80 divisors (see below), whose sum is σ = 15922364832. Its totient is φ = 1362293760.

The previous prime is 5122423897. The next prime is 5122423937. The reversal of 5122423920 is 293242215.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 60910 + ... + 118130.

Almost surely, 2^5122423920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5122423920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7961182416).

5122423920 is an abundant number, since it is smaller than the sum of its proper divisors (10799940912).

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

5122423920 is a wasteful number, since it uses less digits than its factorization.

5122423920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57610 (or 57604 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 5122423920 is about 71571.1109317160. The cubic root of 5122423920 is about 1723.8196975178.

The spelling of 5122423920 in words is "five billion, one hundred twenty-two million, four hundred twenty-three thousand, nine hundred twenty".