100472566965 has 16 divisors (see below), whose sum is σ = 162692929728. Its totient is φ = 52939761536.

The previous prime is 100472566927. The next prime is 100472566969. The reversal of 100472566965 is 569665274001.

It is a cyclic number.

It is not a de Polignac number, because 100472566965 - 2⁷ = 100472566837 is a prime.

It is a super-2 number, since 2×100472566965² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100472566969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40349184 + ... + 40351673.

It is an arithmetic number, because the mean of its divisors is an integer number (10168308108).

Almost surely, 2^100472566965 is an apocalyptic number.

100472566965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100472566965 is a deficient number, since it is larger than the sum of its proper divisors (62220362763).

100472566965 is an equidigital number, since it uses as much as digits as its factorization.

100472566965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80700948.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 100472566965 in words is "one hundred billion, four hundred seventy-two million, five hundred sixty-six thousand, nine hundred sixty-five".