83375682661615 has 8 divisors (see below), whose sum is σ = 101938570499808. Its totient is φ = 65442045258720.

The previous prime is 83375682661553. The next prime is 83375682661619. The reversal of 83375682661615 is 51616628657338.

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

It is a de Polignac number, because none of the positive numbers 2^k-83375682661615 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83375682661619) 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, 157312608531 + ... + 157312609060.

It is an arithmetic number, because the mean of its divisors is an integer number (12742321312476).

Almost surely, 2^{83375682661615} is an apocalyptic number.

83375682661615 is a deficient number, since it is larger than the sum of its proper divisors (18562887838193).

83375682661615 is a wasteful number, since it uses less digits than its factorization.

83375682661615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314625217649.

The product of its digits is 261273600, while the sum is 67.

The spelling of 83375682661615 in words is "eighty-three trillion, three hundred seventy-five billion, six hundred eighty-two million, six hundred sixty-one thousand, six hundred fifteen".