169791341649696 has 384 divisors, whose sum is σ = 550576866631680. Its totient is φ = 50553250329600.

The previous prime is 169791341649641. The next prime is 169791341649703. The reversal of 169791341649696 is 696946143197961.

169791341649696 is a `hidden beast` number, since 1 + 6 + 9 + 7 + 9 + 1 + 34 + 1 + 6 + 496 + 96 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5112486531 + ... + 5112519741.

It is an arithmetic number, because the mean of its divisors is an integer number (1433793923520).

Almost surely, 2^{169791341649696} is an apocalyptic number.

169791341649696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 169791341649696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275288433315840).

169791341649696 is an abundant number, since it is smaller than the sum of its proper divisors (380785524981984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

169791341649696 is a wasteful number, since it uses less digits than its factorization.

169791341649696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47957 (or 47943 counting only the distinct ones).

The product of its digits is 2857026816, while the sum is 81.

The spelling of 169791341649696 in words is "one hundred sixty-nine trillion, seven hundred ninety-one billion, three hundred forty-one million, six hundred forty-nine thousand, six hundred ninety-six".