1612246016745 has 512 divisors, whose sum is σ = 3842289561600. Its totient is φ = 622188822528.

The previous prime is 1612246016743. The next prime is 1612246016839. The reversal of 1612246016745 is 5476106422161.

1612246016745 is a `hidden beast` number, since 1 + 6 + 1 + 22 + 460 + 167 + 4 + 5 = 666.

It is not a de Polignac number, because 1612246016745 - 2¹ = 1612246016743 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1612246016745.

It is not an unprimeable number, because it can be changed into a prime (1612246016743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 1250772061 + ... + 1250773349.

It is an arithmetic number, because the mean of its divisors is an integer number (7504471800).

Almost surely, 2^{1612246016745} is an apocalyptic number.

1612246016745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1612246016745 is an abundant number, since it is smaller than the sum of its proper divisors (2230043544855).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1612246016745 is a wasteful number, since it uses less digits than its factorization.

1612246016745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 1612246016745 in words is "one trillion, six hundred twelve billion, two hundred forty-six million, sixteen thousand, seven hundred forty-five".