429520946399 has 4 divisors (see below), whose sum is σ = 441129620664. Its totient is φ = 417912272136.

The previous prime is 429520946359. The next prime is 429520946441. The reversal of 429520946399 is 993649025924.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 429520946399 - 2⁸ = 429520946143 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 (429520946339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5804337077 + ... + 5804337150.

It is an arithmetic number, because the mean of its divisors is an integer number (110282405166).

Almost surely, 2^429520946399 is an apocalyptic number.

429520946399 is a deficient number, since it is larger than the sum of its proper divisors (11608674265).

429520946399 is a wasteful number, since it uses less digits than its factorization.

429520946399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11608674264.

The product of its (nonzero) digits is 37791360, while the sum is 62.

The spelling of 429520946399 in words is "four hundred twenty-nine billion, five hundred twenty million, nine hundred forty-six thousand, three hundred ninety-nine".