429254127078 has 64 divisors (see below), whose sum is σ = 1009723995648. Its totient is φ = 119086087680.

The previous prime is 429254127077. The next prime is 429254127097. The reversal of 429254127078 is 870721452924.

It is a happy number.

It is a super-2 number, since 2×429254127078² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 429254127078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429254127077) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481726 + ... + 1044302.

It is an arithmetic number, because the mean of its divisors is an integer number (15776937432).

Almost surely, 2^429254127078 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 429254127078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504861997824).

429254127078 is an abundant number, since it is smaller than the sum of its proper divisors (580469868570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

429254127078 is a wasteful number, since it uses less digits than its factorization.

429254127078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563117.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 429254127078 in words is "four hundred twenty-nine billion, two hundred fifty-four million, one hundred twenty-seven thousand, seventy-eight".