360225001661 has 16 divisors (see below), whose sum is σ = 415730515200. Its totient is φ = 305734341888.

The previous prime is 360225001657. The next prime is 360225001673. The reversal of 360225001661 is 166100522063.

It is a cyclic number.

It is not a de Polignac number, because 360225001661 - 2² = 360225001657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (360225001361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1038101 + ... + 1340933.

It is an arithmetic number, because the mean of its divisors is an integer number (25983157200).

Almost surely, 2^360225001661 is an apocalyptic number.

It is an amenable number.

360225001661 is a deficient number, since it is larger than the sum of its proper divisors (55505513539).

360225001661 is a wasteful number, since it uses less digits than its factorization.

360225001661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304508.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 360225001661 in words is "three hundred sixty billion, two hundred twenty-five million, one thousand, six hundred sixty-one".