190950121596 has 192 divisors, whose sum is σ = 490764105216. Its totient is φ = 57435955200.

The previous prime is 190950121591. The next prime is 190950121603. The reversal of 190950121596 is 695121059091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190950121591) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 674735271 + ... + 674735553.

It is an arithmetic number, because the mean of its divisors is an integer number (2556063048).

Almost surely, 2^190950121596 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190950121596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245382052608).

190950121596 is an abundant number, since it is smaller than the sum of its proper divisors (299813983620).

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

190950121596 is a wasteful number, since it uses less digits than its factorization.

190950121596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812 (or 810 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 48.

The spelling of 190950121596 in words is "one hundred ninety billion, nine hundred fifty million, one hundred twenty-one thousand, five hundred ninety-six".