196711088550 has 96 divisors (see below), whose sum is σ = 493594300800. Its totient is φ = 51838575360.

The previous prime is 196711088537. The next prime is 196711088557. The reversal of 196711088550 is 55880117691.

It is a super-2 number, since 2×196711088550² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196711088493 and 196711088502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196711088557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37631037 + ... + 37636263.

It is an arithmetic number, because the mean of its divisors is an integer number (5141607300).

Almost surely, 2^196711088550 is an apocalyptic number.

196711088550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 196711088550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246797150400).

196711088550 is an abundant number, since it is smaller than the sum of its proper divisors (296883212250).

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

196711088550 is a wasteful number, since it uses less digits than its factorization.

196711088550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8150 (or 8145 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 51.

The spelling of 196711088550 in words is "one hundred ninety-six billion, seven hundred eleven million, eighty-eight thousand, five hundred fifty".