9920588430 has 16 divisors (see below), whose sum is σ = 23809412304. Its totient is φ = 2645490240.

The previous prime is 9920588429. The next prime is 9920588441. The reversal of 9920588430 is 348850299.

It is a self number, because there is not a number n which added to its sum of digits gives 9920588430.

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, 165343111 + ... + 165343170.

It is an arithmetic number, because the mean of its divisors is an integer number (1488088269).

Almost surely, 2^9920588430 is an apocalyptic number.

9920588430 is an abundant number, since it is smaller than the sum of its proper divisors (13888823874).

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

9920588430 is a wasteful number, since it uses less digits than its factorization.

9920588430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330686291.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 9920588430 is about 99602.1507297910. The cubic root of 9920588430 is about 2148.7166258263.

The spelling of 9920588430 in words is "nine billion, nine hundred twenty million, five hundred eighty-eight thousand, four hundred thirty".