100808651161747 has 4 divisors (see below), whose sum is σ = 101806756618896. Its totient is φ = 99810545704600.

The previous prime is 100808651161733. The next prime is 100808651161753. The reversal of 100808651161747 is 747161156808001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100808651161747 - 2²⁷ = 100808516944019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100808631161747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499052728423 + ... + 499052728624.

It is an arithmetic number, because the mean of its divisors is an integer number (25451689154724).

Almost surely, 2^{100808651161747} is an apocalyptic number.

100808651161747 is a deficient number, since it is larger than the sum of its proper divisors (998105457149).

100808651161747 is an equidigital number, since it uses as much as digits as its factorization.

100808651161747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998105457148.

The product of its (nonzero) digits is 2257920, while the sum is 55.

The spelling of 100808651161747 in words is "one hundred trillion, eight hundred eight billion, six hundred fifty-one million, one hundred sixty-one thousand, seven hundred forty-seven".