429116678 has 8 divisors (see below), whose sum is σ = 644543568. Its totient is φ = 214268824.

The previous prime is 429116657. The next prime is 429116689. The reversal of 429116678 is 876611924.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×429116678² = 368282246675511368, which 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 3 ways as a sum of consecutive naturals, for example, 142901 + ... + 145872.

It is an arithmetic number, because the mean of its divisors is an integer number (80567946).

Almost surely, 2^429116678 is an apocalyptic number.

429116678 is a deficient number, since it is larger than the sum of its proper divisors (215426890).

429116678 is a wasteful number, since it uses less digits than its factorization.

429116678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289518.

The product of its digits is 145152, while the sum is 44.

The square root of 429116678 is about 20715.1316191812. The cubic root of 429116678 is about 754.2670418392.

The spelling of 429116678 in words is "four hundred twenty-nine million, one hundred sixteen thousand, six hundred seventy-eight".