361435720365 has 12 divisors (see below), whose sum is σ = 626488582044. Its totient is φ = 192765717504.

The previous prime is 361435720363. The next prime is 361435720391. The reversal of 361435720365 is 563027534163.

It is a happy number.

361435720365 is a `hidden beast` number, since 3 + 6 + 1 + 43 + 572 + 0 + 36 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 278296341444 + 83139378921 = 527538^2 + 288339^2 .

It is not a de Polignac number, because 361435720365 - 2¹ = 361435720363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 8031904897 = 361435720365 / (3 + 6 + 1 + 4 + 3 + 5 + 7 + 2 + 0 + 3 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 361435720365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361435720363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4015952404 + ... + 4015952493.

It is an arithmetic number, because the mean of its divisors is an integer number (52207381837).

Almost surely, 2^361435720365 is an apocalyptic number.

It is an amenable number.

361435720365 is a deficient number, since it is larger than the sum of its proper divisors (265052861679).

361435720365 is a wasteful number, since it uses less digits than its factorization.

361435720365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8031904908 (or 8031904905 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 45.

The spelling of 361435720365 in words is "three hundred sixty-one billion, four hundred thirty-five million, seven hundred twenty thousand, three hundred sixty-five".