129853420195670 has 16 divisors (see below), whose sum is σ = 235442259685728. Its totient is φ = 51562234004160.

The previous prime is 129853420195657. The next prime is 129853420195729. The reversal of 129853420195670 is 76591024358921.

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, 47391757826 + ... + 47391760565.

It is an arithmetic number, because the mean of its divisors is an integer number (14715141230358).

It is a 2-persistent number, because it is pandigital, and so is 2⋅129853420195670 = 259706840391340, but 3⋅129853420195670 = 389560260587010 is not.

Almost surely, 2^{129853420195670} is an apocalyptic number.

129853420195670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

129853420195670 is a deficient number, since it is larger than the sum of its proper divisors (105588839490058).

129853420195670 is a wasteful number, since it uses less digits than its factorization.

129853420195670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94783518535.

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 129853420195670 in words is "one hundred twenty-nine trillion, eight hundred fifty-three billion, four hundred twenty million, one hundred ninety-five thousand, six hundred seventy".