42163370784 has 72 divisors (see below), whose sum is σ = 119956833360. Its totient is φ = 14048039808.

The previous prime is 42163370783. The next prime is 42163370797. The reversal of 42163370784 is 48707336124.

42163370784 is a `hidden beast` number, since 4 + 2 + 1 + 633 + 7 + 0 + 7 + 8 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (42163370783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 620607 + ... + 685185.

It is an arithmetic number, because the mean of its divisors is an integer number (1666067130).

Almost surely, 2^42163370784 is an apocalyptic number.

It is an amenable number.

42163370784 is an abundant number, since it is smaller than the sum of its proper divisors (77793462576).

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

42163370784 is a wasteful number, since it uses less digits than its factorization.

42163370784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66862 (or 66851 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

It can be divided in two parts, 4216 and 3370784, that added together give a cube (3375000 = 150³).

The spelling of 42163370784 in words is "forty-two billion, one hundred sixty-three million, three hundred seventy thousand, seven hundred eighty-four".