10645451365365 has 64 divisors (see below), whose sum is σ = 19015096838400. Its totient is φ = 5650637905152.

The previous prime is 10645451365363. The next prime is 10645451365429. The reversal of 10645451365365 is 56356315454601.

10645451365365 is a `hidden beast` number, since 1 + 0 + 6 + 4 + 5 + 4 + 513 + 65 + 3 + 65 = 666.

It is not a de Polignac number, because 10645451365365 - 2¹ = 10645451365363 is a prime.

It is a super-2 number, since 2×10645451365365² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645451365363) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83190162 + ... + 83318028.

It is an arithmetic number, because the mean of its divisors is an integer number (297110888100).

Almost surely, 2^{10645451365365} is an apocalyptic number.

10645451365365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10645451365365 is a deficient number, since it is larger than the sum of its proper divisors (8369645473035).

10645451365365 is a wasteful number, since it uses less digits than its factorization.

10645451365365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130803 (or 130797 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 54.

It can be divided in two parts, 1064545 and 1365365, that added together give a triangular number (2429910 = T₂₂₀₄).

The spelling of 10645451365365 in words is "ten trillion, six hundred forty-five billion, four hundred fifty-one million, three hundred sixty-five thousand, three hundred sixty-five".