6429994480089 has 256 divisors, whose sum is σ = 10727081164800. Its totient is φ = 3789159948288.

The previous prime is 6429994480043. The next prime is 6429994480111. The reversal of 6429994480089 is 9800844999246.

6429994480089 is a `hidden beast` number, since 6 + 429 + 9 + 9 + 44 + 80 + 0 + 89 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-6429994480089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6429994479999 and 6429994480026.

It is not an unprimeable number, because it can be changed into a prime (6429994480009) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 20944607274 + ... + 20944607580.

It is an arithmetic number, because the mean of its divisors is an integer number (41902660800).

Almost surely, 2^{6429994480089} is an apocalyptic number.

It is an amenable number.

6429994480089 is a deficient number, since it is larger than the sum of its proper divisors (4297086684711).

6429994480089 is a wasteful number, since it uses less digits than its factorization.

6429994480089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 322486272, while the sum is 72.

The spelling of 6429994480089 in words is "six trillion, four hundred twenty-nine billion, nine hundred ninety-four million, four hundred eighty thousand, eighty-nine".