424238091720 has 64 divisors (see below), whose sum is σ = 1274155945920. Its totient is φ = 113002009344.

The previous prime is 424238091709. The next prime is 424238091737. The reversal of 424238091720 is 27190832424.

424238091720 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1895919 + ... + 2107838.

It is an arithmetic number, because the mean of its divisors is an integer number (19908686655).

Almost surely, 2^424238091720 is an apocalyptic number.

424238091720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424238091720 is an abundant number, since it is smaller than the sum of its proper divisors (849917854200).

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

424238091720 is a wasteful number, since it uses less digits than its factorization.

424238091720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004654 (or 4004650 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 424238091720 in words is "four hundred twenty-four billion, two hundred thirty-eight million, ninety-one thousand, seven hundred twenty".