385153517825 has 12 divisors (see below), whose sum is σ = 477601203888. Its totient is φ = 308115819600.

The previous prime is 385153517821. The next prime is 385153517873. The reversal of 385153517825 is 528715351583.

It is a happy number.

It is not a de Polignac number, because 385153517825 - 2² = 385153517821 is a prime.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385153517821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1143254 + ... + 1441296.

It is an arithmetic number, because the mean of its divisors is an integer number (39800100324).

Almost surely, 2^385153517825 is an apocalyptic number.

It is an amenable number.

385153517825 is a deficient number, since it is larger than the sum of its proper divisors (92447686063).

385153517825 is a wasteful number, since it uses less digits than its factorization.

385153517825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349744 (or 349739 counting only the distinct ones).

The product of its digits is 5040000, while the sum is 53.

The spelling of 385153517825 in words is "three hundred eighty-five billion, one hundred fifty-three million, five hundred seventeen thousand, eight hundred twenty-five".