20095904424 has 128 divisors (see below), whose sum is σ = 53364147840. Its totient is φ = 6298186752.

The previous prime is 20095904341. The next prime is 20095904443. The reversal of 20095904424 is 42440959002.

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, 3150102 + ... + 3156474.

It is an arithmetic number, because the mean of its divisors is an integer number (416907405).

Almost surely, 2^20095904424 is an apocalyptic number.

20095904424 is a gapful number since it is divisible by the number (24) 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 20095904424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26682073920).

20095904424 is an abundant number, since it is smaller than the sum of its proper divisors (33268243416).

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

20095904424 is a wasteful number, since it uses less digits than its factorization.

20095904424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6539 (or 6535 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 20095904424 in words is "twenty billion, ninety-five million, nine hundred four thousand, four hundred twenty-four".