100763217491 has 8 divisors (see below), whose sum is σ = 104185542384. Its totient is φ = 97386830080.

The previous prime is 100763217469. The next prime is 100763217493. The reversal of 100763217491 is 194712367001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100763217491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100763217493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11479910 + ... + 11488683.

It is an arithmetic number, because the mean of its divisors is an integer number (13023192798).

Almost surely, 2^100763217491 is an apocalyptic number.

100763217491 is a deficient number, since it is larger than the sum of its proper divisors (3422324893).

100763217491 is a wasteful number, since it uses less digits than its factorization.

100763217491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22968741.

The product of its (nonzero) digits is 63504, while the sum is 41.

The spelling of 100763217491 in words is "one hundred billion, seven hundred sixty-three million, two hundred seventeen thousand, four hundred ninety-one".