6109191956736 has 576 divisors, whose sum is σ = 20712102512640. Its totient is φ = 1759311912960.

The previous prime is 6109191956713. The next prime is 6109191956741. The reversal of 6109191956736 is 6376591919016.

6109191956736 is a `hidden beast` number, since 6 + 10 + 9 + 19 + 19 + 567 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

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, 120941661 + ... + 120992163.

Almost surely, 2^{6109191956736} is an apocalyptic number.

6109191956736 is a gapful number since it is divisible by the number (66) 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 6109191956736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10356051256320).

6109191956736 is an abundant number, since it is smaller than the sum of its proper divisors (14602910555904).

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

6109191956736 is a wasteful number, since it uses less digits than its factorization.

6109191956736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50619 (or 50599 counting only the distinct ones).

The product of its (nonzero) digits is 16533720, while the sum is 63.

The spelling of 6109191956736 in words is "six trillion, one hundred nine billion, one hundred ninety-one million, nine hundred fifty-six thousand, seven hundred thirty-six".