100605601005551 has 8 divisors (see below), whose sum is σ = 103885003728000. Its totient is φ = 97328327080320.

The previous prime is 100605601005493. The next prime is 100605601005589. The reversal of 100605601005551 is 155500106506001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100605601005551 - 2⁶ = 100605601005487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100605601005451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532103246 + ... + 532292283.

It is an arithmetic number, because the mean of its divisors is an integer number (12985625466000).

Almost surely, 2^{100605601005551} is an apocalyptic number.

100605601005551 is a deficient number, since it is larger than the sum of its proper divisors (3279402722449).

100605601005551 is a wasteful number, since it uses less digits than its factorization.

100605601005551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064398609.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 100605601005551 in words is "one hundred trillion, six hundred five billion, six hundred one million, five thousand, five hundred fifty-one".