397061296384 has 27 divisors (see below), whose sum is σ = 792591697303. Its totient is φ = 198525607168.

The previous prime is 397061296343. The next prime is 397061296451. The reversal of 397061296384 is 483692160793.

It is a happy number.

The square root of 397061296384 is 630128.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×397061296384² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10062357 + ... + 10101739.

Almost surely, 2^397061296384 is an apocalyptic number.

397061296384 is the 630128-th square number.

It is an amenable number.

397061296384 is a deficient number, since it is larger than the sum of its proper divisors (395530400919).

397061296384 is an frugal number, since it uses more digits than its factorization.

397061296384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78782 (or 39385 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 397061296384 in words is "three hundred ninety-seven billion, sixty-one million, two hundred ninety-six thousand, three hundred eighty-four".