429078991284 has 96 divisors (see below), whose sum is σ = 1132135804800. Its totient is φ = 140496007680.

The previous prime is 429078991277. The next prime is 429078991301. The reversal of 429078991284 is 482199870924.

429078991284 is a `hidden beast` number, since 429 + 0 + 7 + 89 + 9 + 128 + 4 = 666.

It is a super-2 number, since 2×429078991284² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8647554 + ... + 8697030.

It is an arithmetic number, because the mean of its divisors is an integer number (11793081300).

Almost surely, 2^429078991284 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 429078991284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566067902400).

429078991284 is an abundant number, since it is smaller than the sum of its proper divisors (703056813516).

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

429078991284 is a wasteful number, since it uses less digits than its factorization.

429078991284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50910 (or 50902 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 429078991284 in words is "four hundred twenty-nine billion, seventy-eight million, nine hundred ninety-one thousand, two hundred eighty-four".