73166555260 has 24 divisors (see below), whose sum is σ = 158606211456. Its totient is φ = 28322537280.

The previous prime is 73166555249. The next prime is 73166555261. The reversal of 73166555260 is 6255566137.

It is a super-2 number, since 2×73166555260² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73166555260.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73166555261) 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, 59004667 + ... + 59005906.

It is an arithmetic number, because the mean of its divisors is an integer number (6608592144).

Almost surely, 2^73166555260 is an apocalyptic number.

It is an amenable number.

73166555260 is an abundant number, since it is smaller than the sum of its proper divisors (85439656196).

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

73166555260 is a wasteful number, since it uses less digits than its factorization.

73166555260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118010613 (or 118010611 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 73166555260 in words is "seventy-three billion, one hundred sixty-six million, five hundred fifty-five thousand, two hundred sixty".