961000000196 has 6 divisors (see below), whose sum is σ = 1681750000350. Its totient is φ = 480500000096.

The previous prime is 961000000157. The next prime is 961000000199. The reversal of 961000000196 is 691000000169.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 921504002500 + 39495997696 = 959950^2 + 198736^2 .

961000000196 is a strobogrammatic number because it is the same when read upside-down.

It is not an unprimeable number, because it can be changed into a prime (961000000199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120125000021 + ... + 120125000028.

It is an arithmetic number, because the mean of its divisors is an integer number (280291666725).

Almost surely, 2^961000000196 is an apocalyptic number.

It is an amenable number.

961000000196 is a deficient number, since it is larger than the sum of its proper divisors (720750000154).

961000000196 is a wasteful number, since it uses less digits than its factorization.

961000000196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240250000053 (or 240250000051 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 32.

It can be divided in two parts, 961000000 and 196, that multiplied together give a square (188356000000 = 434000²).

The spelling of 961000000196 in words is "nine hundred sixty-one billion, one hundred ninety-six", and thus it is an aban number.