127919329406 has 64 divisors (see below), whose sum is σ = 212695047936. Its totient is φ = 57218918400.

The previous prime is 127919329367. The next prime is 127919329459. The reversal of 127919329406 is 604923919721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221696990 + ... + 221697566.

It is an arithmetic number, because the mean of its divisors is an integer number (3323360124).

Almost surely, 2^127919329406 is an apocalyptic number.

127919329406 is a deficient number, since it is larger than the sum of its proper divisors (84775718530).

127919329406 is a wasteful number, since it uses less digits than its factorization.

127919329406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The spelling of 127919329406 in words is "one hundred twenty-seven billion, nine hundred nineteen million, three hundred twenty-nine thousand, four hundred six".