100556606652 has 12 divisors (see below), whose sum is σ = 234632082216. Its totient is φ = 33518868880.

The previous prime is 100556606641. The next prime is 100556606659. The reversal of 100556606652 is 256606655001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×100556606652² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100556606659) 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, 4189858599 + ... + 4189858622.

It is an arithmetic number, because the mean of its divisors is an integer number (19552673518).

Almost surely, 2^100556606652 is an apocalyptic number.

100556606652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100556606652 is an abundant number, since it is smaller than the sum of its proper divisors (134075475564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100556606652 is a wasteful number, since it uses less digits than its factorization.

100556606652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8379717228 (or 8379717226 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 100556606652 in words is "one hundred billion, five hundred fifty-six million, six hundred six thousand, six hundred fifty-two".