100671661015 has 16 divisors (see below), whose sum is σ = 123014166048. Its totient is φ = 79078537216.

The previous prime is 100671661009. The next prime is 100671661067. The reversal of 100671661015 is 510166176001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100671661015 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 15 ways as a sum of consecutive naturals, for example, 772162 + ... + 893071.

It is an arithmetic number, because the mean of its divisors is an integer number (7688385378).

Almost surely, 2^100671661015 is an apocalyptic number.

100671661015 is a deficient number, since it is larger than the sum of its proper divisors (22342505033).

100671661015 is a wasteful number, since it uses less digits than its factorization.

100671661015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665458.

The product of its (nonzero) digits is 7560, while the sum is 34.

The spelling of 100671661015 in words is "one hundred billion, six hundred seventy-one million, six hundred sixty-one thousand, fifteen".