385837655473 has 4 divisors (see below), whose sum is σ = 398284031488. Its totient is φ = 373391279460.

The previous prime is 385837655471. The next prime is 385837655477. The reversal of 385837655473 is 374556738583.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 385837655473 - 2¹ = 385837655471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385837655471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6223187961 + ... + 6223188022.

It is an arithmetic number, because the mean of its divisors is an integer number (99571007872).

Almost surely, 2^385837655473 is an apocalyptic number.

It is an amenable number.

385837655473 is a deficient number, since it is larger than the sum of its proper divisors (12446376015).

385837655473 is a wasteful number, since it uses less digits than its factorization.

385837655473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12446376014.

The product of its digits is 254016000, while the sum is 64.

The spelling of 385837655473 in words is "three hundred eighty-five billion, eight hundred thirty-seven million, six hundred fifty-five thousand, four hundred seventy-three".