1615038808066 has 16 divisors (see below), whose sum is σ = 2426662991808. Its totient is φ = 806151689200.

The previous prime is 1615038808027. The next prime is 1615038808067. The reversal of 1615038808066 is 6608088305161.

It is not an unprimeable number, because it can be changed into a prime (1615038808067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5905371 + ... + 6172801.

It is an arithmetic number, because the mean of its divisors is an integer number (151666436988).

Almost surely, 2^{1615038808066} is an apocalyptic number.

1615038808066 is a deficient number, since it is larger than the sum of its proper divisors (811624183742).

1615038808066 is a wasteful number, since it uses less digits than its factorization.

1615038808066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272537.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The spelling of 1615038808066 in words is "one trillion, six hundred fifteen billion, thirty-eight million, eight hundred eight thousand, sixty-six".