2195796136 has 8 divisors (see below), whose sum is σ = 4117117770. Its totient is φ = 1097898064.

The previous prime is 2195796089. The next prime is 2195796137. The reversal of 2195796136 is 6316975912.

It can be written as a sum of positive squares in only one way, i.e., 1314062500 + 881733636 = 36250^2 + 29694^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2195796136.

It is not an unprimeable number, because it can be changed into a prime (2195796137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137237251 + ... + 137237266.

Almost surely, 2^2195796136 is an apocalyptic number.

It is an amenable number.

2195796136 is a deficient number, since it is larger than the sum of its proper divisors (1921321634).

2195796136 is a wasteful number, since it uses less digits than its factorization.

2195796136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274474523 (or 274474519 counting only the distinct ones).

The product of its digits is 612360, while the sum is 49.

The square root of 2195796136 is about 46859.3228290807. The cubic root of 2195796136 is about 1299.7625080955.

The spelling of 2195796136 in words is "two billion, one hundred ninety-five million, seven hundred ninety-six thousand, one hundred thirty-six".