42107652861 has 8 divisors (see below), whose sum is σ = 56181248640. Its totient is φ = 28052912832.

The previous prime is 42107652833. The next prime is 42107652913. The reversal of 42107652861 is 16825670124.

It is a happy number.

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

It is not a de Polignac number, because 42107652861 - 2²⁹ = 41570781949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42107652061) 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, 4708725 + ... + 4717658.

It is an arithmetic number, because the mean of its divisors is an integer number (7022656080).

Almost surely, 2^42107652861 is an apocalyptic number.

It is an amenable number.

42107652861 is a deficient number, since it is larger than the sum of its proper divisors (14073595779).

42107652861 is a wasteful number, since it uses less digits than its factorization.

42107652861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427875.

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 42107652861 in words is "forty-two billion, one hundred seven million, six hundred fifty-two thousand, eight hundred sixty-one".