397603859244 has 12 divisors (see below), whose sum is σ = 927742338264. Its totient is φ = 132534619744.

The previous prime is 397603859231. The next prime is 397603859281. The reversal of 397603859244 is 442958306793.

It is a tau number, because it is divible by the number of its divisors (12).

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, 16566827457 + ... + 16566827480.

It is an arithmetic number, because the mean of its divisors is an integer number (77311861522).

Almost surely, 2^397603859244 is an apocalyptic number.

It is an amenable number.

397603859244 is an abundant number, since it is smaller than the sum of its proper divisors (530138479020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

397603859244 is a wasteful number, since it uses less digits than its factorization.

397603859244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33133654944 (or 33133654942 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 60.

The spelling of 397603859244 in words is "three hundred ninety-seven billion, six hundred three million, eight hundred fifty-nine thousand, two hundred forty-four".