364391434943 has 4 divisors (see below), whose sum is σ = 364394098440. Its totient is φ = 364388771448.

The previous prime is 364391434937. The next prime is 364391434973. The reversal of 364391434943 is 349434193463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 349434193463 = 29 ⋅12049454947.

It is a cyclic number.

It is not a de Polignac number, because 364391434943 - 2³⁶ = 295671958207 is a prime.

It is a super-2 number, since 2×364391434943² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364391434933) 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, 1114748 + ... + 1404081.

It is an arithmetic number, because the mean of its divisors is an integer number (91098524610).

Almost surely, 2^364391434943 is an apocalyptic number.

364391434943 is a deficient number, since it is larger than the sum of its proper divisors (2663497).

364391434943 is a wasteful number, since it uses less digits than its factorization.

364391434943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663496.

The product of its digits is 10077696, while the sum is 53.

The spelling of 364391434943 in words is "three hundred sixty-four billion, three hundred ninety-one million, four hundred thirty-four thousand, nine hundred forty-three".