1612689158045 has 16 divisors (see below), whose sum is σ = 2307848336640. Its totient is φ = 1057763819904.

The previous prime is 1612689158027. The next prime is 1612689158051. The reversal of 1612689158045 is 5408519862161.

It is a cyclic number.

It is not a de Polignac number, because 1612689158045 - 2⁸ = 1612689157789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001669480 + ... + 1001671089.

It is an arithmetic number, because the mean of its divisors is an integer number (144240521040).

Almost surely, 2^{1612689158045} is an apocalyptic number.

It is an amenable number.

1612689158045 is a deficient number, since it is larger than the sum of its proper divisors (695159178595).

1612689158045 is a wasteful number, since it uses less digits than its factorization.

1612689158045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003340604.

The product of its (nonzero) digits is 4147200, while the sum is 56.

The spelling of 1612689158045 in words is "one trillion, six hundred twelve billion, six hundred eighty-nine million, one hundred fifty-eight thousand, forty-five".