406648650859 has 16 divisors (see below), whose sum is σ = 458969418720. Its totient is φ = 356889756160.

The previous prime is 406648650853. The next prime is 406648650899. The reversal of 406648650859 is 958056846604.

It is a cyclic number.

It is not a de Polignac number, because 406648650859 - 2¹⁵ = 406648618091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 406648650797 and 406648650806.

It is not an unprimeable number, because it can be changed into a prime (406648650853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2719389 + ... + 2865025.

It is an arithmetic number, because the mean of its divisors is an integer number (28685588670).

Almost surely, 2^406648650859 is an apocalyptic number.

406648650859 is a deficient number, since it is larger than the sum of its proper divisors (52320767861).

406648650859 is a wasteful number, since it uses less digits than its factorization.

406648650859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154430.

The product of its (nonzero) digits is 49766400, while the sum is 61.

The spelling of 406648650859 in words is "four hundred six billion, six hundred forty-eight million, six hundred fifty thousand, eight hundred fifty-nine".