363206561645 has 16 divisors (see below), whose sum is σ = 436483012608. Its totient is φ = 290142129600.

The previous prime is 363206561617. The next prime is 363206561659. The reversal of 363206561645 is 546165602363.

It is not a de Polignac number, because 363206561645 - 2⁶ = 363206561581 is a prime.

It is a super-3 number, since 3×363206561645³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 363206561645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10266527 + ... + 10301843.

It is an arithmetic number, because the mean of its divisors is an integer number (27280188288).

Almost surely, 2^363206561645 is an apocalyptic number.

It is an amenable number.

363206561645 is a deficient number, since it is larger than the sum of its proper divisors (73276450963).

363206561645 is a wasteful number, since it uses less digits than its factorization.

363206561645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38260.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 363206561645 in words is "three hundred sixty-three billion, two hundred six million, five hundred sixty-one thousand, six hundred forty-five".