42405111384216 has 32 divisors (see below), whose sum is σ = 121157461098240. Its totient is φ = 12115746109728.

The previous prime is 42405111384157. The next prime is 42405111384269. The reversal of 42405111384216 is 61248311150424.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126205688476 + ... + 126205688811.

It is an arithmetic number, because the mean of its divisors is an integer number (3786170659320).

Almost surely, 2^{42405111384216} is an apocalyptic number.

It is an amenable number.

42405111384216 is an abundant number, since it is smaller than the sum of its proper divisors (78752349714024).

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

42405111384216 is a wasteful number, since it uses less digits than its factorization.

42405111384216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252411377303 (or 252411377299 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 42405111384216 in words is "forty-two trillion, four hundred five billion, one hundred eleven million, three hundred eighty-four thousand, two hundred sixteen".