1515214018066 has 64 divisors (see below), whose sum is σ = 2850032102400. Its totient is φ = 589638481344.

The previous prime is 1515214018039. The next prime is 1515214018067. The reversal of 1515214018066 is 6608104125151.

It is not an unprimeable number, because it can be changed into a prime (1515214018067) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 489496 + ... + 1808323.

It is an arithmetic number, because the mean of its divisors is an integer number (44531751600).

Almost surely, 2^{1515214018066} is an apocalyptic number.

1515214018066 is a deficient number, since it is larger than the sum of its proper divisors (1334818084334).

1515214018066 is a wasteful number, since it uses less digits than its factorization.

1515214018066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297951.

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 1515214018066 in words is "one trillion, five hundred fifteen billion, two hundred fourteen million, eighteen thousand, sixty-six".