42672578071 has 8 divisors (see below), whose sum is σ = 43611503040. Its totient is φ = 41734944768.

The previous prime is 42672578029. The next prime is 42672578093. The reversal of 42672578071 is 17087527624.

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 42672578071 - 2²⁷ = 42538360343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42672578171) 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, 255966 + ... + 388411.

It is an arithmetic number, because the mean of its divisors is an integer number (5451437880).

Almost surely, 2^42672578071 is an apocalyptic number.

42672578071 is a deficient number, since it is larger than the sum of its proper divisors (938924969).

42672578071 is a wasteful number, since it uses less digits than its factorization.

42672578071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645833.

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 42672578071 in words is "forty-two billion, six hundred seventy-two million, five hundred seventy-eight thousand, seventy-one".