42402145852 has 48 divisors (see below), whose sum is σ = 83002268160. Its totient is φ = 18788240000.

The previous prime is 42402145847. The next prime is 42402145871. The reversal of 42402145852 is 25854120424.

It is a congruent number.

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, 478224 + ... + 559912.

It is an arithmetic number, because the mean of its divisors is an integer number (1729213920).

Almost surely, 2^42402145852 is an apocalyptic number.

It is an amenable number.

42402145852 is a deficient number, since it is larger than the sum of its proper divisors (40600122308).

42402145852 is a wasteful number, since it uses less digits than its factorization.

42402145852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82002 (or 82000 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 37.

The spelling of 42402145852 in words is "forty-two billion, four hundred two million, one hundred forty-five thousand, eight hundred fifty-two".