561015627670100 has 72 divisors (see below), whose sum is σ = 1230976911685248. Its totient is φ = 221910531696000.

The previous prime is 561015627670093. The next prime is 561015627670153. The reversal of 561015627670100 is 1076726510165.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31629584 + ... + 46070183.

It is an arithmetic number, because the mean of its divisors is an integer number (17096901551184).

Almost surely, 2^{561015627670100} is an apocalyptic number.

561015627670100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

561015627670100 is an abundant number, since it is smaller than the sum of its proper divisors (669961284015148).

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

561015627670100 is a wasteful number, since it uses less digits than its factorization.

561015627670100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77700585 (or 77700578 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 561015627670100 in words is "five hundred sixty-one trillion, fifteen billion, six hundred twenty-seven million, six hundred seventy thousand, one hundred".