1230523577166 has 32 divisors (see below), whose sum is σ = 2650617446400. Its totient is φ = 378585643104.

The previous prime is 1230523577159. The next prime is 1230523577167. The reversal of 1230523577166 is 6617753250321.

It is a super-2 number, since 2×1230523577166² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230523577167) 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, 38035 + ... + 1569233.

It is an arithmetic number, because the mean of its divisors is an integer number (82831795200).

Almost surely, 2^{1230523577166} is an apocalyptic number.

1230523577166 is an abundant number, since it is smaller than the sum of its proper divisors (1420093869234).

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

1230523577166 is a wasteful number, since it uses less digits than its factorization.

1230523577166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541520.

The product of its (nonzero) digits is 1587600, while the sum is 48.

The spelling of 1230523577166 in words is "one trillion, two hundred thirty billion, five hundred twenty-three million, five hundred seventy-seven thousand, one hundred sixty-six".