10645562545261 has 16 divisors (see below), whose sum is σ = 12440923447680. Its totient is φ = 8920552127040.

The previous prime is 10645562545253. The next prime is 10645562545291. The reversal of 10645562545261 is 16254526554601.

It is a cyclic number.

It is not a de Polignac number, because 10645562545261 - 2³ = 10645562545253 is a prime.

It is a super-2 number, since 2×10645562545261² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10645562545199 and 10645562545208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645562545231) 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, 71130166 + ... + 71279671.

It is an arithmetic number, because the mean of its divisors is an integer number (777557715480).

Almost surely, 2^{10645562545261} is an apocalyptic number.

It is an amenable number.

10645562545261 is a deficient number, since it is larger than the sum of its proper divisors (1795360902419).

10645562545261 is a wasteful number, since it uses less digits than its factorization.

10645562545261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142410084.

The product of its (nonzero) digits is 8640000, while the sum is 52.

The spelling of 10645562545261 in words is "ten trillion, six hundred forty-five billion, five hundred sixty-two million, five hundred forty-five thousand, two hundred sixty-one".