385520629352 has 32 divisors (see below), whose sum is σ = 729848750400. Its totient is φ = 190895491584.

The previous prime is 385520629289. The next prime is 385520629357. The reversal of 385520629352 is 253926025583.

It is a self number, because there is not a number n which added to its sum of digits gives 385520629352.

It is not an unprimeable number, because it can be changed into a prime (385520629357) 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, 2562488 + ... + 2708760.

It is an arithmetic number, because the mean of its divisors is an integer number (22807773450).

Almost surely, 2^385520629352 is an apocalyptic number.

It is an amenable number.

385520629352 is a deficient number, since it is larger than the sum of its proper divisors (344328121048).

385520629352 is a wasteful number, since it uses less digits than its factorization.

385520629352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149465 (or 149461 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 385520629352 in words is "three hundred eighty-five billion, five hundred twenty million, six hundred twenty-nine thousand, three hundred fifty-two".