397098198400 has 48 divisors (see below), whose sum is σ = 980956651140. Its totient is φ = 158839278080.

The previous prime is 397098198377. The next prime is 397098198443. The reversal of 397098198400 is 4891890793.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62043394 + ... + 62049793.

Almost surely, 2^397098198400 is an apocalyptic number.

It is an amenable number.

397098198400 is an abundant number, since it is smaller than the sum of its proper divisors (583858452740).

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

397098198400 is a wasteful number, since it uses less digits than its factorization.

397098198400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124093211 (or 124093194 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 58.

The spelling of 397098198400 in words is "three hundred ninety-seven billion, ninety-eight million, one hundred ninety-eight thousand, four hundred".