166353553562 has 8 divisors (see below), whose sum is σ = 285177520416. Its totient is φ = 71294380092.

The previous prime is 166353553559. The next prime is 166353553579. The reversal of 166353553562 is 265355353661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 166353553562.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5941198328 + ... + 5941198355.

It is an arithmetic number, because the mean of its divisors is an integer number (35647190052).

Almost surely, 2^166353553562 is an apocalyptic number.

166353553562 is a deficient number, since it is larger than the sum of its proper divisors (118823966854).

166353553562 is a wasteful number, since it uses less digits than its factorization.

166353553562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11882396692.

The product of its digits is 7290000, while the sum is 50.

The spelling of 166353553562 in words is "one hundred sixty-six billion, three hundred fifty-three million, five hundred fifty-three thousand, five hundred sixty-two".