397565387350 has 12 divisors (see below), whose sum is σ = 739471620564. Its totient is φ = 159026154920.

The previous prime is 397565387347. The next prime is 397565387371. The reversal of 397565387350 is 53783565793.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3975653824 + ... + 3975653923.

It is an arithmetic number, because the mean of its divisors is an integer number (61622635047).

Almost surely, 2^397565387350 is an apocalyptic number.

397565387350 is a deficient number, since it is larger than the sum of its proper divisors (341906233214).

397565387350 is a wasteful number, since it uses less digits than its factorization.

397565387350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7951307759 (or 7951307754 counting only the distinct ones).

The product of its (nonzero) digits is 71442000, while the sum is 61.

The spelling of 397565387350 in words is "three hundred ninety-seven billion, five hundred sixty-five million, three hundred eighty-seven thousand, three hundred fifty".