385694654203 has 4 divisors (see below), whose sum is σ = 394664297368. Its totient is φ = 376725011040.

The previous prime is 385694654197. The next prime is 385694654221. The reversal of 385694654203 is 302456496583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302456496583 = 1063 ⋅284531041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385694654203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385694654243) 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, 4484821518 + ... + 4484821603.

It is an arithmetic number, because the mean of its divisors is an integer number (98666074342).

Almost surely, 2^385694654203 is an apocalyptic number.

385694654203 is a deficient number, since it is larger than the sum of its proper divisors (8969643165).

385694654203 is an equidigital number, since it uses as much as digits as its factorization.

385694654203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8969643164.

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 385694654203 in words is "three hundred eighty-five billion, six hundred ninety-four million, six hundred fifty-four thousand, two hundred three".