429123370789 has 4 divisors (see below), whose sum is σ = 436396648320. Its totient is φ = 421850093260.

The previous prime is 429123370787. The next prime is 429123370801. The reversal of 429123370789 is 987073321924.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 429123370789 - 2¹ = 429123370787 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429123370787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3636638677 + ... + 3636638794.

It is an arithmetic number, because the mean of its divisors is an integer number (109099162080).

Almost surely, 2^429123370789 is an apocalyptic number.

It is an amenable number.

429123370789 is a deficient number, since it is larger than the sum of its proper divisors (7273277531).

429123370789 is an equidigital number, since it uses as much as digits as its factorization.

429123370789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7273277530.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 429123370789 in words is "four hundred twenty-nine billion, one hundred twenty-three million, three hundred seventy thousand, seven hundred eighty-nine".