10645440632365 has 32 divisors (see below), whose sum is σ = 15995040212736. Its totient is φ = 6607637583360.

The previous prime is 10645440632243. The next prime is 10645440632369. The reversal of 10645440632365 is 56323604454601.

It is not a de Polignac number, because 10645440632365 - 2⁷ = 10645440632237 is a prime.

It is a super-2 number, since 2×10645440632365² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645440632369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59246122 + ... + 59425531.

It is an arithmetic number, because the mean of its divisors is an integer number (499845006648).

Almost surely, 2^{10645440632365} is an apocalyptic number.

It is an amenable number.

10645440632365 is a deficient number, since it is larger than the sum of its proper divisors (5349599580371).

10645440632365 is a wasteful number, since it uses less digits than its factorization.

10645440632365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118671909.

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 10645440632365 in words is "ten trillion, six hundred forty-five billion, four hundred forty million, six hundred thirty-two thousand, three hundred sixty-five".