646114416634 has 16 divisors (see below), whose sum is σ = 1011620259648. Its totient is φ = 308916295072.

The previous prime is 646114416617. The next prime is 646114416667. The reversal of 646114416634 is 436614411646.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006452 + ... + 2306095.

It is an arithmetic number, because the mean of its divisors is an integer number (63226266228).

Almost surely, 2^646114416634 is an apocalyptic number.

646114416634 is a deficient number, since it is larger than the sum of its proper divisors (365505843014).

646114416634 is a wasteful number, since it uses less digits than its factorization.

646114416634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4315829.

The product of its digits is 995328, while the sum is 46.

The spelling of 646114416634 in words is "six hundred forty-six billion, one hundred fourteen million, four hundred sixteen thousand, six hundred thirty-four".