11620994356 has 6 divisors (see below), whose sum is σ = 20336740130. Its totient is φ = 5810497176.

The previous prime is 11620994327. The next prime is 11620994401. The reversal of 11620994356 is 65349902611.

It can be written as a sum of positive squares in only one way, i.e., 10565784100 + 1055210256 = 102790^2 + 32484^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452624291 + ... + 1452624298.

Almost surely, 2^11620994356 is an apocalyptic number.

It is an amenable number.

11620994356 is a deficient number, since it is larger than the sum of its proper divisors (8715745774).

11620994356 is a wasteful number, since it uses less digits than its factorization.

11620994356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905248593 (or 2905248591 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 11620994356 in words is "eleven billion, six hundred twenty million, nine hundred ninety-four thousand, three hundred fifty-six".