42798629512 has 32 divisors (see below), whose sum is σ = 87195859200. Its totient is φ = 19619064000.

The previous prime is 42798629509. The next prime is 42798629513. The reversal of 42798629512 is 21592689724.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42798629513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4536739 + ... + 4546162.

It is an arithmetic number, because the mean of its divisors is an integer number (2724870600).

Almost surely, 2^42798629512 is an apocalyptic number.

It is an amenable number.

42798629512 is an abundant number, since it is smaller than the sum of its proper divisors (44397229688).

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

42798629512 is a wasteful number, since it uses less digits than its factorization.

42798629512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9082957 (or 9082953 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 55.

The spelling of 42798629512 in words is "forty-two billion, seven hundred ninety-eight million, six hundred twenty-nine thousand, five hundred twelve".