1675156328641 has 4 divisors (see below), whose sum is σ = 1675162854400. Its totient is φ = 1675149802884.

The previous prime is 1675156328563. The next prime is 1675156328683. The reversal of 1675156328641 is 1468236515761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1675156328641 - 2¹³ = 1675156320449 is a prime.

It is a super-2 number, since 2×1675156328641² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1675156128641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2861361 + ... + 3396718.

It is an arithmetic number, because the mean of its divisors is an integer number (418790713600).

Almost surely, 2^{1675156328641} is an apocalyptic number.

It is an amenable number.

1675156328641 is a deficient number, since it is larger than the sum of its proper divisors (6525759).

1675156328641 is an equidigital number, since it uses as much as digits as its factorization.

1675156328641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6525758.

The product of its digits is 7257600, while the sum is 55.

The spelling of 1675156328641 in words is "one trillion, six hundred seventy-five billion, one hundred fifty-six million, three hundred twenty-eight thousand, six hundred forty-one".