42072072523999 has 8 divisors (see below), whose sum is σ = 48096908198528. Its totient is φ = 36050871749400.

The previous prime is 42072072523979. The next prime is 42072072524081. The reversal of 42072072523999 is 99932527027024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42072072523999 - 2²¹ = 42072070426847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42072072523939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 908700177 + ... + 908746474.

It is an arithmetic number, because the mean of its divisors is an integer number (6012113524816).

Almost surely, 2^{42072072523999} is an apocalyptic number.

42072072523999 is a deficient number, since it is larger than the sum of its proper divisors (6024835674529).

42072072523999 is a wasteful number, since it uses less digits than its factorization.

42072072523999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817449965.

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 42072072523999 in words is "forty-two trillion, seventy-two billion, seventy-two million, five hundred twenty-three thousand, nine hundred ninety-nine".