399672282237 has 8 divisors (see below), whose sum is σ = 533268256704. Its totient is φ = 266262247968.

The previous prime is 399672282223. The next prime is 399672282253. The reversal of 399672282237 is 732282276993.

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

It is not a de Polignac number, because 399672282237 - 2⁶ = 399672282173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399672282257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46480033 + ... + 46488630.

It is an arithmetic number, because the mean of its divisors is an integer number (66658532088).

Almost surely, 2^399672282237 is an apocalyptic number.

It is an amenable number.

399672282237 is a deficient number, since it is larger than the sum of its proper divisors (133595974467).

399672282237 is a wasteful number, since it uses less digits than its factorization.

399672282237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92970099.

The product of its digits is 27433728, while the sum is 60.

The spelling of 399672282237 in words is "three hundred ninety-nine billion, six hundred seventy-two million, two hundred eighty-two thousand, two hundred thirty-seven".