397133544423 has 32 divisors (see below), whose sum is σ = 664542093312. Its totient is φ = 204936876000.

The previous prime is 397133544397. The next prime is 397133544463. The reversal of 397133544423 is 324445331793.

It is not a de Polignac number, because 397133544423 - 2¹³ = 397133536231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397133544463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5657811 + ... + 5727572.

It is an arithmetic number, because the mean of its divisors is an integer number (20766940416).

Almost surely, 2^397133544423 is an apocalyptic number.

397133544423 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

397133544423 is a deficient number, since it is larger than the sum of its proper divisors (267408548889).

397133544423 is a wasteful number, since it uses less digits than its factorization.

397133544423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11385555.

The product of its digits is 3265920, while the sum is 48.

The spelling of 397133544423 in words is "three hundred ninety-seven billion, one hundred thirty-three million, five hundred forty-four thousand, four hundred twenty-three".