42125067218007 has 120 divisors (see below), whose sum is σ = 68542323749856. Its totient is φ = 25767413148672.

The previous prime is 42125067217949. The next prime is 42125067218053. The reversal of 42125067218007 is 70081276052124.

42125067218007 is a `hidden beast` number, since 42 + 1 + 2 + 506 + 7 + 21 + 80 + 0 + 7 = 666.

It is not a de Polignac number, because 42125067218007 - 2¹⁹ = 42125066693719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42125067218057) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 194678158 + ... + 194894420.

Almost surely, 2^{42125067218007} is an apocalyptic number.

42125067218007 is a deficient number, since it is larger than the sum of its proper divisors (26417256531849).

42125067218007 is a wasteful number, since it uses less digits than its factorization.

42125067218007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216519 (or 216493 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 42125067218007 in words is "forty-two trillion, one hundred twenty-five billion, sixty-seven million, two hundred eighteen thousand, seven".