11980298636764 has 24 divisors (see below), whose sum is σ = 21139264194048. Its totient is φ = 5940547522560.

The previous prime is 11980298636749. The next prime is 11980298636777. The reversal of 11980298636764 is 46763689208911.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11980298636693 and 11980298636702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3590629 + ... + 6070684.

It is an arithmetic number, because the mean of its divisors is an integer number (880802674752).

Almost surely, 2^{11980298636764} is an apocalyptic number.

It is an amenable number.

11980298636764 is a deficient number, since it is larger than the sum of its proper divisors (9158965557284).

11980298636764 is a wasteful number, since it uses less digits than its factorization.

11980298636764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663885 (or 9663883 counting only the distinct ones).

The product of its (nonzero) digits is 188116992, while the sum is 70.

The spelling of 11980298636764 in words is "eleven trillion, nine hundred eighty billion, two hundred ninety-eight million, six hundred thirty-six thousand, seven hundred sixty-four".