397076275200 has 672 divisors, whose sum is σ = 1468232402112. Its totient is φ = 93847552000.

The previous prime is 397076275147. The next prime is 397076275207. The reversal of 397076275200 is 2572670793.

It is a super-2 number, since 2×397076275200² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 397076275200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397076275207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 277093684 + ... + 277095116.

It is an arithmetic number, because the mean of its divisors is an integer number (2184869646).

Almost surely, 2^397076275200 is an apocalyptic number.

397076275200 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 397076275200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (734116201056).

397076275200 is an abundant number, since it is smaller than the sum of its proper divisors (1071156126912).

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

397076275200 is a wasteful number, since it uses less digits than its factorization.

397076275200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 48.

It can be divided in two parts, 397076 and 275200, that added together give a palindrome (672276).

The spelling of 397076275200 in words is "three hundred ninety-seven billion, seventy-six million, two hundred seventy-five thousand, two hundred".