365945379643 has 4 divisors (see below), whose sum is σ = 365965815208. Its totient is φ = 365924944080.

The previous prime is 365945379607. The next prime is 365945379673. The reversal of 365945379643 is 346973549563.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-365945379643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (365945379673) 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, 10190898 + ... + 10226743.

It is an arithmetic number, because the mean of its divisors is an integer number (91491453802).

Almost surely, 2^365945379643 is an apocalyptic number.

365945379643 is a deficient number, since it is larger than the sum of its proper divisors (20435565).

365945379643 is a wasteful number, since it uses less digits than its factorization.

365945379643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20435564.

The product of its digits is 220449600, while the sum is 64.

The spelling of 365945379643 in words is "three hundred sixty-five billion, nine hundred forty-five million, three hundred seventy-nine thousand, six hundred forty-three".