5510150511666 has 32 divisors (see below), whose sum is σ = 11274848067840. Its totient is φ = 1794771703296.

The previous prime is 5510150511661. The next prime is 5510150511683. The reversal of 5510150511666 is 6661150510155.

It is a super-2 number, since 2×5510150511666² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5510150511661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59875621 + ... + 59967576.

It is an arithmetic number, because the mean of its divisors is an integer number (352339002120).

Almost surely, 2^{5510150511666} is an apocalyptic number.

5510150511666 is an abundant number, since it is smaller than the sum of its proper divisors (5764697556174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5510150511666 is a wasteful number, since it uses less digits than its factorization.

5510150511666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119843378.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 5510150511666 in words is "five trillion, five hundred ten billion, one hundred fifty million, five hundred eleven thousand, six hundred sixty-six".