436429442894 has 8 divisors (see below), whose sum is σ = 664414972968. Its totient is φ = 214957785240.

The previous prime is 436429442849. The next prime is 436429442921. The reversal of 436429442894 is 498244924634.

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

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, 1628467937 + ... + 1628468204.

It is an arithmetic number, because the mean of its divisors is an integer number (83051871621).

Almost surely, 2^436429442894 is an apocalyptic number.

436429442894 is a deficient number, since it is larger than the sum of its proper divisors (227985530074).

436429442894 is a wasteful number, since it uses less digits than its factorization.

436429442894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3256936210.

The product of its digits is 47775744, while the sum is 59.

The spelling of 436429442894 in words is "four hundred thirty-six billion, four hundred twenty-nine million, four hundred forty-two thousand, eight hundred ninety-four".