10645244365555 has 16 divisors (see below), whose sum is σ = 12800118562560. Its totient is φ = 8498979749088.

The previous prime is 10645244365537. The next prime is 10645244365583. The reversal of 10645244365555 is 55556344254601.

It is a cyclic number.

It is not a de Polignac number, because 10645244365555 - 2¹⁷ = 10645244234483 is a prime.

It is a super-2 number, since 2×10645244365555² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10645244365496 and 10645244365505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107197516 + ... + 107296774.

It is an arithmetic number, because the mean of its divisors is an integer number (800007410160).

Almost surely, 2^{10645244365555} is an apocalyptic number.

10645244365555 is a deficient number, since it is larger than the sum of its proper divisors (2154874197005).

10645244365555 is an equidigital number, since it uses as much as digits as its factorization.

10645244365555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142410.

The product of its (nonzero) digits is 43200000, while the sum is 55.

The spelling of 10645244365555 in words is "ten trillion, six hundred forty-five billion, two hundred forty-four million, three hundred sixty-five thousand, five hundred fifty-five".