400064482237 has 8 divisors (see below), whose sum is σ = 457337955456. Its totient is φ = 342821360112.

The previous prime is 400064482199. The next prime is 400064482243. The reversal of 400064482237 is 732284460004.

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

It is not a de Polignac number, because 400064482237 - 2²³ = 400056093629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 400064482237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400064482247) 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, 7559518 + ... + 7612255.

It is an arithmetic number, because the mean of its divisors is an integer number (57167244432).

Almost surely, 2^400064482237 is an apocalyptic number.

It is an amenable number.

400064482237 is a deficient number, since it is larger than the sum of its proper divisors (57273473219).

400064482237 is a wasteful number, since it uses less digits than its factorization.

400064482237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15175547.

The product of its (nonzero) digits is 258048, while the sum is 40.

The spelling of 400064482237 in words is "four hundred billion, sixty-four million, four hundred eighty-two thousand, two hundred thirty-seven".