385501388063 has 16 divisors (see below), whose sum is σ = 447745203360. Its totient is φ = 328018406400.

The previous prime is 385501388047. The next prime is 385501388089. The reversal of 385501388063 is 360883105583.

It is a cyclic number.

It is not a de Polignac number, because 385501388063 - 2⁴ = 385501388047 is a prime.

It is a super-2 number, since 2×385501388063² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385501388663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5660918 + ... + 5728611.

It is an arithmetic number, because the mean of its divisors is an integer number (27984075210).

Almost surely, 2^385501388063 is an apocalyptic number.

385501388063 is a deficient number, since it is larger than the sum of its proper divisors (62243815297).

385501388063 is a wasteful number, since it uses less digits than its factorization.

385501388063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11389738.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 385501388063 in words is "three hundred eighty-five billion, five hundred one million, three hundred eighty-eight thousand, sixty-three".