385736504918 has 16 divisors (see below), whose sum is σ = 579927312720. Its totient is φ = 192427483776.

The previous prime is 385736504911. The next prime is 385736504941. The reversal of 385736504918 is 819405637583.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385736504911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18469730 + ... + 18490602.

It is an arithmetic number, because the mean of its divisors is an integer number (36245457045).

Almost surely, 2^385736504918 is an apocalyptic number.

385736504918 is a deficient number, since it is larger than the sum of its proper divisors (194190807802).

385736504918 is a wasteful number, since it uses less digits than its factorization.

385736504918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41551.

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 385736504918 in words is "three hundred eighty-five billion, seven hundred thirty-six million, five hundred four thousand, nine hundred eighteen".