6415729993430 has 16 divisors (see below), whose sum is σ = 11766206705904. Its totient is φ = 2517871393440.

The previous prime is 6415729993349. The next prime is 6415729993469. The reversal of 6415729993430 is 343999275146.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6052574936 + ... + 6052575995.

It is an arithmetic number, because the mean of its divisors is an integer number (735387919119).

Almost surely, 2^{6415729993430} is an apocalyptic number.

6415729993430 is a deficient number, since it is larger than the sum of its proper divisors (5350476712474).

6415729993430 is a wasteful number, since it uses less digits than its factorization.

6415729993430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12105150991.

The product of its (nonzero) digits is 44089920, while the sum is 62.

The spelling of 6415729993430 in words is "six trillion, four hundred fifteen billion, seven hundred twenty-nine million, nine hundred ninety-three thousand, four hundred thirty".