13166613623530 has 16 divisors (see below), whose sum is σ = 23721008642784. Its totient is φ = 5261955644880.

The previous prime is 13166613623519. The next prime is 13166613623617. The reversal of 13166613623530 is 3532631666131.

It is a super-2 number, since 2×13166613623530² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586213776 + ... + 586236235.

It is an arithmetic number, because the mean of its divisors is an integer number (1482563040174).

Almost surely, 2^{13166613623530} is an apocalyptic number.

13166613623530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13166613623530 is a deficient number, since it is larger than the sum of its proper divisors (10554395019254).

13166613623530 is a wasteful number, since it uses less digits than its factorization.

13166613623530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172451141.

The product of its (nonzero) digits is 1049760, while the sum is 46.

The spelling of 13166613623530 in words is "thirteen trillion, one hundred sixty-six billion, six hundred thirteen million, six hundred twenty-three thousand, five hundred thirty".