1566343162615 has 144 divisors (see below), whose sum is σ = 2514050251776. Its totient is φ = 916853160960.

The previous prime is 1566343162541. The next prime is 1566343162661. The reversal of 1566343162615 is 5162613436651.

It is not a de Polignac number, because 1566343162615 - 2⁹ = 1566343162103 is a prime.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 640106322 + ... + 640108768.

It is an arithmetic number, because the mean of its divisors is an integer number (17458682304).

Almost surely, 2^{1566343162615} is an apocalyptic number.

1566343162615 is a deficient number, since it is larger than the sum of its proper divisors (947707089161).

1566343162615 is a wasteful number, since it uses less digits than its factorization.

1566343162615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038 (or 3010 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 49.

The spelling of 1566343162615 in words is "one trillion, five hundred sixty-six billion, three hundred forty-three million, one hundred sixty-two thousand, six hundred fifteen".