406737040667 has 8 divisors (see below), whose sum is σ = 417739445856. Its totient is φ = 395735136192.

The previous prime is 406737040651. The next prime is 406737040687. The reversal of 406737040667 is 766040737604.

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 406737040667 - 2⁴ = 406737040651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406737040637) 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, 2005103 + ... + 2198615.

It is an arithmetic number, because the mean of its divisors is an integer number (52217430732).

Almost surely, 2^406737040667 is an apocalyptic number.

406737040667 is a deficient number, since it is larger than the sum of its proper divisors (11002405189).

406737040667 is a wasteful number, since it uses less digits than its factorization.

406737040667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250357.

The product of its (nonzero) digits is 3556224, while the sum is 50.

The spelling of 406737040667 in words is "four hundred six billion, seven hundred thirty-seven million, forty thousand, six hundred sixty-seven".