406454902918 has 8 divisors (see below), whose sum is σ = 615601600848. Its totient is φ = 201254369304.

The previous prime is 406454902913. The next prime is 406454902937. The reversal of 406454902918 is 819209454604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406454902913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986540821 + ... + 986541232.

It is an arithmetic number, because the mean of its divisors is an integer number (76950200106).

Almost surely, 2^406454902918 is an apocalyptic number.

406454902918 is a deficient number, since it is larger than the sum of its proper divisors (209146697930).

406454902918 is a wasteful number, since it uses less digits than its factorization.

406454902918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973082158.

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 406454902918 in words is "four hundred six billion, four hundred fifty-four million, nine hundred two thousand, nine hundred eighteen".