6429499293 has 32 divisors (see below), whose sum is σ = 10241474560. Its totient is φ = 3510449280.

The previous prime is 6429499291. The next prime is 6429499313. The reversal of 6429499293 is 3929949246.

It is a happy number.

It is not a de Polignac number, because 6429499293 - 2¹ = 6429499291 is a prime.

It is a super-2 number, since 2×6429499293² = 82676922317374999698, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6429499291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11080 + ... + 113937.

It is an arithmetic number, because the mean of its divisors is an integer number (320046080).

Almost surely, 2^6429499293 is an apocalyptic number.

It is an amenable number.

6429499293 is a deficient number, since it is larger than the sum of its proper divisors (3811975267).

6429499293 is a wasteful number, since it uses less digits than its factorization.

6429499293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125137.

The product of its digits is 7558272, while the sum is 57.

The square root of 6429499293 is about 80184.1586162753. The cubic root of 6429499293 is about 1859.4837366470.

The spelling of 6429499293 in words is "six billion, four hundred twenty-nine million, four hundred ninety-nine thousand, two hundred ninety-three".