66155623633114 has 8 divisors (see below), whose sum is σ = 101915420191668. Its totient is φ = 32183816902560.

The previous prime is 66155623633111. The next prime is 66155623633133. The reversal of 66155623633114 is 41133632655166.

It can be written as a sum of positive squares in 2 ways, for example, as 66115356388225 + 40267244889 = 8131135^2 + 200667^2 .

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

It is not an unprimeable number, because it can be changed into a prime (66155623633111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446997456907 + ... + 446997457054.

Almost surely, 2^{66155623633114} is an apocalyptic number.

66155623633114 is a deficient number, since it is larger than the sum of its proper divisors (35759796558554).

66155623633114 is a wasteful number, since it uses less digits than its factorization.

66155623633114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893994914000.

The product of its digits is 6998400, while the sum is 52.

The spelling of 66155623633114 in words is "sixty-six trillion, one hundred fifty-five billion, six hundred twenty-three million, six hundred thirty-three thousand, one hundred fourteen".