429242226646 has 16 divisors (see below), whose sum is σ = 652719443184. Its totient is φ = 211669403904.

The previous prime is 429242226629. The next prime is 429242226649. The reversal of 429242226646 is 646622242924.

It is a self number, because there is not a number n which added to its sum of digits gives 429242226646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429242226649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2959105 + ... + 3100771.

It is an arithmetic number, because the mean of its divisors is an integer number (40794965199).

Almost surely, 2^429242226646 is an apocalyptic number.

429242226646 is a deficient number, since it is larger than the sum of its proper divisors (223477216538).

429242226646 is a wasteful number, since it uses less digits than its factorization.

429242226646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162495.

The product of its digits is 3981312, while the sum is 49.

The spelling of 429242226646 in words is "four hundred twenty-nine billion, two hundred forty-two million, two hundred twenty-six thousand, six hundred forty-six".