1620305759059 has 8 divisors (see below), whose sum is σ = 1746976043120. Its totient is φ = 1493925672096.

The previous prime is 1620305759047. The next prime is 1620305759069. The reversal of 1620305759059 is 9509575030261.

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

It is not a de Polignac number, because 1620305759059 - 2⁷ = 1620305758931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1620305758997 and 1620305759015.

It is not an unprimeable number, because it can be changed into a prime (1620305759029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72537672 + ... + 72560005.

It is an arithmetic number, because the mean of its divisors is an integer number (218372005390).

Almost surely, 2^{1620305759059} is an apocalyptic number.

1620305759059 is a deficient number, since it is larger than the sum of its proper divisors (126670284061).

1620305759059 is a wasteful number, since it uses less digits than its factorization.

1620305759059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145098549.

The product of its (nonzero) digits is 2551500, while the sum is 52.

The spelling of 1620305759059 in words is "one trillion, six hundred twenty billion, three hundred five million, seven hundred fifty-nine thousand, fifty-nine".