42749622924 has 12 divisors (see below), whose sum is σ = 99749120184. Its totient is φ = 14249874304.

The previous prime is 42749622901. The next prime is 42749622947. The reversal of 42749622924 is 42922694724.

42749622924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42749622901) and next prime (42749622947).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1781234277 + ... + 1781234300.

It is an arithmetic number, because the mean of its divisors is an integer number (8312426682).

Almost surely, 2^42749622924 is an apocalyptic number.

It is an amenable number.

42749622924 is an abundant number, since it is smaller than the sum of its proper divisors (56999497260).

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

42749622924 is a wasteful number, since it uses less digits than its factorization.

42749622924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562468584 (or 3562468582 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 51.

The spelling of 42749622924 in words is "forty-two billion, seven hundred forty-nine million, six hundred twenty-two thousand, nine hundred twenty-four".