100000000573661 has 16 divisors (see below), whose sum is σ = 101744106609216. Its totient is φ = 98266679300736.

The previous prime is 100000000573643. The next prime is 100000000573709. The reversal of 100000000573661 is 166375000000001.

It is a cyclic number.

It is not a de Polignac number, because 100000000573661 - 2¹⁴ = 100000000557277 is a prime.

It is a super-2 number, since 2×100000000573661² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000000503661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19168631 + ... + 23820923.

It is an arithmetic number, because the mean of its divisors is an integer number (6359006663076).

Almost surely, 2^{100000000573661} is an apocalyptic number.

It is an amenable number.

100000000573661 is a deficient number, since it is larger than the sum of its proper divisors (1744106035555).

100000000573661 is an equidigital number, since it uses as much as digits as its factorization.

100000000573661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653452.

The product of its (nonzero) digits is 3780, while the sum is 29.

Adding to 100000000573661 its reverse (166375000000001), we get a palindrome (266375000573662).

The spelling of 100000000573661 in words is "one hundred trillion, five hundred seventy-three thousand, six hundred sixty-one".