361313984691 has 32 divisors (see below), whose sum is σ = 589299110400. Its totient is φ = 216969179040.

The previous prime is 361313984641. The next prime is 361313984693. The reversal of 361313984691 is 196489313163.

361313984691 is a `hidden beast` number, since 3 + 61 + 31 + 3 + 98 + 469 + 1 = 666.

It is not a de Polignac number, because 361313984691 - 2¹⁴ = 361313968307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (361313984693) 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, 5548111 + ... + 5612856.

It is an arithmetic number, because the mean of its divisors is an integer number (18415597200).

Almost surely, 2^361313984691 is an apocalyptic number.

361313984691 is a deficient number, since it is larger than the sum of its proper divisors (227985125709).

361313984691 is a wasteful number, since it uses less digits than its factorization.

361313984691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11161096 (or 11161090 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The spelling of 361313984691 in words is "three hundred sixty-one billion, three hundred thirteen million, nine hundred eighty-four thousand, six hundred ninety-one".