385773254837 has 4 divisors (see below), whose sum is σ = 392311784640. Its totient is φ = 379234725036.

The previous prime is 385773254831. The next prime is 385773254863. The reversal of 385773254837 is 738452377583.

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 not a de Polignac number, because 385773254837 - 2¹⁰ = 385773253813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 385773254837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385773254831) 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, 3269264813 + ... + 3269264930.

It is an arithmetic number, because the mean of its divisors is an integer number (98077946160).

Almost surely, 2^385773254837 is an apocalyptic number.

It is an amenable number.

385773254837 is a deficient number, since it is larger than the sum of its proper divisors (6538529803).

385773254837 is an equidigital number, since it uses as much as digits as its factorization.

385773254837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538529802.

The product of its digits is 118540800, while the sum is 62.

The spelling of 385773254837 in words is "three hundred eighty-five billion, seven hundred seventy-three million, two hundred fifty-four thousand, eight hundred thirty-seven".