22994764420 has 48 divisors (see below), whose sum is σ = 49003718400. Its totient is φ = 9062672256.

The previous prime is 22994764381. The next prime is 22994764423. The reversal of 22994764420 is 2446749922.

It is not an unprimeable number, because it can be changed into a prime (22994764423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381894 + ... + 437986.

It is an arithmetic number, because the mean of its divisors is an integer number (1020910800).

Almost surely, 2^22994764420 is an apocalyptic number.

22994764420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22994764420 is an abundant number, since it is smaller than the sum of its proper divisors (26008953980).

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

22994764420 is a wasteful number, since it uses less digits than its factorization.

22994764420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56404 (or 56402 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 22994764420 in words is "twenty-two billion, nine hundred ninety-four million, seven hundred sixty-four thousand, four hundred twenty".