361816668307 has 4 divisors (see below), whose sum is σ = 361849652640. Its totient is φ = 361783683976.

The previous prime is 361816668253. The next prime is 361816668313. The reversal of 361816668307 is 703866618163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 703866618163 = 188701 ⋅3730063.

It is a cyclic number.

It is not a de Polignac number, because 361816668307 - 2¹⁵ = 361816635539 is a prime.

It is a super-2 number, since 2×361816668307² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (361816668337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16475707 + ... + 16497652.

It is an arithmetic number, because the mean of its divisors is an integer number (90462413160).

Almost surely, 2^361816668307 is an apocalyptic number.

361816668307 is a deficient number, since it is larger than the sum of its proper divisors (32984333).

361816668307 is a wasteful number, since it uses less digits than its factorization.

361816668307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32984332.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 361816668307 in words is "three hundred sixty-one billion, eight hundred sixteen million, six hundred sixty-eight thousand, three hundred seven".