11211541664026 has 16 divisors (see below), whose sum is σ = 18347848655328. Its totient is φ = 5095685977200.

The previous prime is 11211541663999. The next prime is 11211541664087. The reversal of 11211541664026 is 62046614511211.

It is a self number, because there is not a number n which added to its sum of digits gives 11211541664026.

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, 23221860 + ... + 23699743.

It is an arithmetic number, because the mean of its divisors is an integer number (1146740540958).

Almost surely, 2^{11211541664026} is an apocalyptic number.

11211541664026 is a deficient number, since it is larger than the sum of its proper divisors (7136306991302).

11211541664026 is a wasteful number, since it uses less digits than its factorization.

11211541664026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46932477.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 11211541664026 in words is "eleven trillion, two hundred eleven billion, five hundred forty-one million, six hundred sixty-four thousand, twenty-six".