42445372615 has 8 divisors (see below), whose sum is σ = 50936437008. Its totient is φ = 33954971520.

The previous prime is 42445372583. The next prime is 42445372661. The reversal of 42445372615 is 51627354424.

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

It is not a de Polignac number, because 42445372615 - 2⁵ = 42445372583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12081 + ... + 291610.

It is an arithmetic number, because the mean of its divisors is an integer number (6367054626).

Almost surely, 2^42445372615 is an apocalyptic number.

42445372615 is a deficient number, since it is larger than the sum of its proper divisors (8491064393).

42445372615 is a wasteful number, since it uses less digits than its factorization.

42445372615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331649.

The product of its digits is 806400, while the sum is 43.

The spelling of 42445372615 in words is "forty-two billion, four hundred forty-five million, three hundred seventy-two thousand, six hundred fifteen".