1612600000045 has 8 divisors (see below), whose sum is σ = 1987420540824. Its totient is φ = 1255212972864.

The previous prime is 1612600000021. The next prime is 1612600000073. The reversal of 1612600000045 is 5400000062161.

It can be written as a sum of positive squares in 4 ways, for example, as 959829724681 + 652770275364 = 979709^2 + 807942^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1612600000045 - 2⁵ = 1612600000013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1612599999965 and 1612600000019.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4358378194 + ... + 4358378563.

It is an arithmetic number, because the mean of its divisors is an integer number (248427567603).

Almost surely, 2^{1612600000045} is an apocalyptic number.

It is an amenable number.

1612600000045 is a deficient number, since it is larger than the sum of its proper divisors (374820540779).

1612600000045 is an equidigital number, since it uses as much as digits as its factorization.

1612600000045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8716756799.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 1612600000045 in words is "one trillion, six hundred twelve billion, six hundred million, forty-five", and thus it is an aban number.