429922244642 has 54 divisors (see below), whose sum is σ = 717089642451. Its totient is φ = 193170552960.

The previous prime is 429922244627. The next prime is 429922244743. The reversal of 429922244642 is 246442229924.

It can be written as a sum of positive squares in 5 ways, for example, as 13292014681 + 416630229961 = 115291^2 + 645469^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=463639.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1152606368 + ... + 1152606740.

Almost surely, 2^429922244642 is an apocalyptic number.

429922244642 is a deficient number, since it is larger than the sum of its proper divisors (287167397809).

429922244642 is an equidigital number, since it uses as much as digits as its factorization.

429922244642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 499 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 50.

Multiplying 429922244642 by its sum of digits (50), we get a square (21496112232100 = 4636390²).

The spelling of 429922244642 in words is "four hundred twenty-nine billion, nine hundred twenty-two million, two hundred forty-four thousand, six hundred forty-two".