397339116000 has 384 divisors, whose sum is σ = 1328566966272. Its totient is φ = 103783680000.

The previous prime is 397339115993. The next prime is 397339116011. The reversal of 397339116000 is 611933793.

It is a super-2 number, since 2×397339116000² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198370999 + ... + 198373001.

It is an arithmetic number, because the mean of its divisors is an integer number (3459809808).

Almost surely, 2^397339116000 is an apocalyptic number.

397339116000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 397339116000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (664283483136).

397339116000 is an abundant number, since it is smaller than the sum of its proper divisors (931227850272).

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

397339116000 is a wasteful number, since it uses less digits than its factorization.

397339116000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363 (or 2345 counting only the distinct ones).

The product of its (nonzero) digits is 91854, while the sum is 42.

The spelling of 397339116000 in words is "three hundred ninety-seven billion, three hundred thirty-nine million, one hundred sixteen thousand".