10605051551561 has 8 divisors (see below), whose sum is σ = 10728004240800. Its totient is φ = 10482540345088.

The previous prime is 10605051551537. The next prime is 10605051551579. The reversal of 10605051551561 is 16515515050601.

10605051551561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10605051551561 - 2³⁸ = 10330173644617 is a prime.

It is a super-2 number, since 2×10605051551561² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10605051557561) 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, 110322371 + ... + 110418456.

It is an arithmetic number, because the mean of its divisors is an integer number (1341000530100).

Almost surely, 2^{10605051551561} is an apocalyptic number.

It is an amenable number.

10605051551561 is a deficient number, since it is larger than the sum of its proper divisors (122952689239).

10605051551561 is a wasteful number, since it uses less digits than its factorization.

10605051551561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220741383.

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 10605051551561 in words is "ten trillion, six hundred five billion, fifty-one million, five hundred fifty-one thousand, five hundred sixty-one".