385217053502 has 8 divisors (see below), whose sum is σ = 578603275056. Its totient is φ = 192349295152.

The previous prime is 385217053471. The next prime is 385217053511. The reversal of 385217053502 is 205350712583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 385217053502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129613943 + ... + 129616914.

It is an arithmetic number, because the mean of its divisors is an integer number (72325409382).

Almost surely, 2^385217053502 is an apocalyptic number.

385217053502 is a deficient number, since it is larger than the sum of its proper divisors (193386221554).

385217053502 is a wasteful number, since it uses less digits than its factorization.

385217053502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259231602.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 385217053502 in words is "three hundred eighty-five billion, two hundred seventeen million, fifty-three thousand, five hundred two".