11578761197906 has 32 divisors (see below), whose sum is σ = 20547916202880. Its totient is φ = 4787909280000.

The previous prime is 11578761197873. The next prime is 11578761197911. The reversal of 11578761197906 is 60979116787511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9238295 + ... + 10416506.

It is an arithmetic number, because the mean of its divisors is an integer number (642122381340).

Almost surely, 2^{11578761197906} is an apocalyptic number.

11578761197906 is a deficient number, since it is larger than the sum of its proper divisors (8969155004974).

11578761197906 is a wasteful number, since it uses less digits than its factorization.

11578761197906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19656290.

The product of its (nonzero) digits is 40007520, while the sum is 68.

The spelling of 11578761197906 in words is "eleven trillion, five hundred seventy-eight billion, seven hundred sixty-one million, one hundred ninety-seven thousand, nine hundred six".