368278493705 has 4 divisors (see below), whose sum is σ = 441934192452. Its totient is φ = 294622794960.

The previous prime is 368278493699. The next prime is 368278493773. The reversal of 368278493705 is 507394872863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 507394872863 = 507571 ⋅999653.

It can be written as a sum of positive squares in 2 ways, for example, as 288287381776 + 79991111929 = 536924^2 + 282827^2 .

It is not a de Polignac number, because 368278493705 - 2⁴ = 368278493689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36827849366 + ... + 36827849375.

It is an arithmetic number, because the mean of its divisors is an integer number (110483548113).

Almost surely, 2^368278493705 is an apocalyptic number.

It is an amenable number.

368278493705 is a deficient number, since it is larger than the sum of its proper divisors (73655698747).

368278493705 is an equidigital number, since it uses as much as digits as its factorization.

368278493705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73655698746.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 368278493705 in words is "three hundred sixty-eight billion, two hundred seventy-eight million, four hundred ninety-three thousand, seven hundred five".