399118072467 has 8 divisors (see below), whose sum is σ = 534365553040. Its totient is φ = 264974653440.

The previous prime is 399118072427. The next prime is 399118072471. The reversal of 399118072467 is 764270811993.

It is a happy number.

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

It is not a de Polignac number, because 399118072467 - 2¹⁸ = 399117810323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (399118072427) 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, 276014542 + ... + 276015987.

It is an arithmetic number, because the mean of its divisors is an integer number (66795694130).

Almost surely, 2^399118072467 is an apocalyptic number.

399118072467 is a deficient number, since it is larger than the sum of its proper divisors (135247480573).

399118072467 is a wasteful number, since it uses less digits than its factorization.

399118072467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552030773.

The product of its (nonzero) digits is 4572288, while the sum is 57.

The spelling of 399118072467 in words is "three hundred ninety-nine billion, one hundred eighteen million, seventy-two thousand, four hundred sixty-seven".