540166066622260 has 96 divisors (see below), whose sum is σ = 1225200811790592. Its totient is φ = 198859148482560.

The previous prime is 540166066622227. The next prime is 540166066622269. The reversal of 540166066622260 is 62226660661045.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 540166066622198 and 540166066622207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540166066622269) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1569024345 + ... + 1569368575.

It is an arithmetic number, because the mean of its divisors is an integer number (12762508456152).

Almost surely, 2^{540166066622260} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540166066622260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612600405895296).

540166066622260 is an abundant number, since it is smaller than the sum of its proper divisors (685034745168332).

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

540166066622260 is a wasteful number, since it uses less digits than its factorization.

540166066622260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361993 (or 361991 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 52.

The spelling of 540166066622260 in words is "five hundred forty trillion, one hundred sixty-six billion, sixty-six million, six hundred twenty-two thousand, two hundred sixty".