3438156566 has 8 divisors (see below), whose sum is σ = 5553945264. Its totient is φ = 1586841480.

The previous prime is 3438156539. The next prime is 3438156593. The reversal of 3438156566 is 6656518343.

It is an interprime number because it is at equal distance from previous prime (3438156539) and next prime (3438156593).

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3438156566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66118370 + ... + 66118421.

It is an arithmetic number, because the mean of its divisors is an integer number (694243158).

Almost surely, 2^3438156566 is an apocalyptic number.

3438156566 is a deficient number, since it is larger than the sum of its proper divisors (2115788698).

3438156566 is a wasteful number, since it uses less digits than its factorization.

3438156566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132236806.

The product of its digits is 1555200, while the sum is 47.

The square root of 3438156566 is about 58635.7959441159. The cubic root of 3438156566 is about 1509.2987644990.

The spelling of 3438156566 in words is "three billion, four hundred thirty-eight million, one hundred fifty-six thousand, five hundred sixty-six".