42599243946 has 32 divisors (see below), whose sum is σ = 97375858560. Its totient is φ = 12170442816.

The previous prime is 42599243927. The next prime is 42599243957. The reversal of 42599243946 is 64934299524.

42599243946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1169700 + ... + 1205568.

It is an arithmetic number, because the mean of its divisors is an integer number (3042995580).

Almost surely, 2^42599243946 is an apocalyptic number.

42599243946 is an abundant number, since it is smaller than the sum of its proper divisors (54776614614).

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

42599243946 is a wasteful number, since it uses less digits than its factorization.

42599243946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64158.

The product of its digits is 16796160, while the sum is 57.

The spelling of 42599243946 in words is "forty-two billion, five hundred ninety-nine million, two hundred forty-three thousand, nine hundred forty-six".