11651611015066 has 16 divisors (see below), whose sum is σ = 19066779036000. Its totient is φ = 5296046140080.

The previous prime is 11651611015061. The next prime is 11651611015117. The reversal of 11651611015066 is 66051011615611.

11651611015066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11651611015061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6184941 + ... + 7845808.

It is an arithmetic number, because the mean of its divisors is an integer number (1191673689750).

Almost surely, 2^{11651611015066} is an apocalyptic number.

11651611015066 is a deficient number, since it is larger than the sum of its proper divisors (7415168020934).

11651611015066 is a wasteful number, since it uses less digits than its factorization.

11651611015066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14068509.

The product of its (nonzero) digits is 32400, while the sum is 40.

The spelling of 11651611015066 in words is "eleven trillion, six hundred fifty-one billion, six hundred eleven million, fifteen thousand, sixty-six".