385324423542 has 32 divisors (see below), whose sum is σ = 901343683200. Its totient is φ = 121681396584.

The previous prime is 385324423513. The next prime is 385324423619. The reversal of 385324423542 is 245324423583.

385324423542 is a `hidden beast` number, since 3 + 8 + 53 + 244 + 2 + 354 + 2 = 666.

It is a super-2 number, since 2×385324423542² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187778908 + ... + 187780959.

It is an arithmetic number, because the mean of its divisors is an integer number (28166990100).

Almost surely, 2^385324423542 is an apocalyptic number.

385324423542 is an abundant number, since it is smaller than the sum of its proper divisors (516019259658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385324423542 is a wasteful number, since it uses less digits than its factorization.

385324423542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375559897 (or 375559891 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 45.

The spelling of 385324423542 in words is "three hundred eighty-five billion, three hundred twenty-four million, four hundred twenty-three thousand, five hundred forty-two".