396726181237 has 8 divisors (see below), whose sum is σ = 398183590016. Its totient is φ = 395268954192.

The previous prime is 396726181211. The next prime is 396726181253. The reversal of 396726181237 is 732181627693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396726181237 - 2¹¹ = 396726179189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396726181937) 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 7 ways as a sum of consecutive naturals, for example, 5617648 + ... + 5687830.

It is an arithmetic number, because the mean of its divisors is an integer number (49772948752).

Almost surely, 2^396726181237 is an apocalyptic number.

It is an amenable number.

396726181237 is a deficient number, since it is larger than the sum of its proper divisors (1457408779).

396726181237 is a wasteful number, since it uses less digits than its factorization.

396726181237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90867.

The product of its digits is 4572288, while the sum is 55.

The spelling of 396726181237 in words is "three hundred ninety-six billion, seven hundred twenty-six million, one hundred eighty-one thousand, two hundred thirty-seven".