42722867924 has 96 divisors (see below), whose sum is σ = 89295951360. Its totient is φ = 17674070400.

The previous prime is 42722867923. The next prime is 42722867927. The reversal of 42722867924 is 42976822724.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42722867923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2183087 + ... + 2202569.

It is an arithmetic number, because the mean of its divisors is an integer number (930166160).

Almost surely, 2^42722867924 is an apocalyptic number.

42722867924 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42722867924 is an abundant number, since it is smaller than the sum of its proper divisors (46573083436).

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

42722867924 is a wasteful number, since it uses less digits than its factorization.

42722867924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19621 (or 19619 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 53.

The spelling of 42722867924 in words is "forty-two billion, seven hundred twenty-two million, eight hundred sixty-seven thousand, nine hundred twenty-four".