100545556066 has 16 divisors (see below), whose sum is σ = 153064162944. Its totient is φ = 49529497024.

The previous prime is 100545556021. The next prime is 100545556093. The reversal of 100545556066 is 660655545001.

It is a super-2 number, since 2×100545556066² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294270 + ... + 1369753.

It is an arithmetic number, because the mean of its divisors is an integer number (9566510184).

Almost surely, 2^100545556066 is an apocalyptic number.

100545556066 is a deficient number, since it is larger than the sum of its proper divisors (52518606878).

100545556066 is a wasteful number, since it uses less digits than its factorization.

100545556066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664305.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 100545556066 in words is "one hundred billion, five hundred forty-five million, five hundred fifty-six thousand, sixty-six".