385525520372 has 6 divisors (see below), whose sum is σ = 674669660658. Its totient is φ = 192762760184.

The previous prime is 385525520339. The next prime is 385525520377. The reversal of 385525520372 is 273025525583.

It can be written as a sum of positive squares in only one way, i.e., 353839384336 + 31686136036 = 594844^2 + 178006^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385525520377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48190690043 + ... + 48190690050.

It is an arithmetic number, because the mean of its divisors is an integer number (112444943443).

Almost surely, 2^385525520372 is an apocalyptic number.

It is an amenable number.

385525520372 is a deficient number, since it is larger than the sum of its proper divisors (289144140286).

385525520372 is a wasteful number, since it uses less digits than its factorization.

385525520372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96381380097 (or 96381380095 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 47.

The spelling of 385525520372 in words is "three hundred eighty-five billion, five hundred twenty-five million, five hundred twenty thousand, three hundred seventy-two".