100056545969 has 2 divisors, whose sum is σ = 100056545970. Its totient is φ = 100056545968.

The previous prime is 100056545959. The next prime is 100056545983. The reversal of 100056545969 is 969545650001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100038098944 + 18447025 = 316288^2 + 4295^2 .

It is a cyclic number.

It is not a de Polignac number, because 100056545969 - 2²⁰ = 100055497393 is a prime.

It is a super-2 number, since 2×100056545969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100056545959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50028272984 + 50028272985.

It is an arithmetic number, because the mean of its divisors is an integer number (50028272985).

Almost surely, 2^100056545969 is an apocalyptic number.

It is an amenable number.

100056545969 is a deficient number, since it is larger than the sum of its proper divisors (1).

100056545969 is an equidigital number, since it uses as much as digits as its factorization.

100056545969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458000, while the sum is 50.

The spelling of 100056545969 in words is "one hundred billion, fifty-six million, five hundred forty-five thousand, nine hundred sixty-nine".