100279662785 has 16 divisors (see below), whose sum is σ = 121011376896. Its totient is φ = 79773570048.

The previous prime is 100279662767. The next prime is 100279662787. The reversal of 100279662785 is 587266972001.

It is a cyclic number.

It is not a de Polignac number, because 100279662785 - 2⁸ = 100279662529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100279662787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2340122 + ... + 2382588.

It is an arithmetic number, because the mean of its divisors is an integer number (7563211056).

Almost surely, 2^100279662785 is an apocalyptic number.

It is an amenable number.

100279662785 is a deficient number, since it is larger than the sum of its proper divisors (20731714111).

100279662785 is a wasteful number, since it uses less digits than its factorization.

100279662785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45112.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 100279662785 in words is "one hundred billion, two hundred seventy-nine million, six hundred sixty-two thousand, seven hundred eighty-five".