385372273583 has 16 divisors (see below), whose sum is σ = 424212809472. Its totient is φ = 350063817400.

The previous prime is 385372273547. The next prime is 385372273591.

It is a happy number.

385372273583 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 385372273583 - 2⁶ = 385372273519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385372243583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1594838 + ... + 1820508.

It is an arithmetic number, because the mean of its divisors is an integer number (26513300592).

Almost surely, 2^385372273583 is an apocalyptic number.

385372273583 is a deficient number, since it is larger than the sum of its proper divisors (38840535889).

385372273583 is a wasteful number, since it uses less digits than its factorization.

385372273583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226987 (or 226965 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 56.

The spelling of 385372273583 in words is "three hundred eighty-five billion, three hundred seventy-two million, two hundred seventy-three thousand, five hundred eighty-three".