1673436272641 has 8 divisors (see below), whose sum is σ = 1912506644160. Its totient is φ = 1434367912848.

The previous prime is 1673436272623. The next prime is 1673436272723. The reversal of 1673436272641 is 1462726343761.

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 1673436272641 - 2¹⁵ = 1673436239873 is a prime.

It is a super-2 number, since 2×1673436272641² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1673436272621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2385615 + ... + 3006331.

It is an arithmetic number, because the mean of its divisors is an integer number (239063330520).

Almost surely, 2^{1673436272641} is an apocalyptic number.

It is an amenable number.

1673436272641 is a deficient number, since it is larger than the sum of its proper divisors (239070371519).

1673436272641 is an equidigital number, since it uses as much as digits as its factorization.

1673436272641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005863.

The product of its digits is 6096384, while the sum is 52.

The spelling of 1673436272641 in words is "one trillion, six hundred seventy-three billion, four hundred thirty-six million, two hundred seventy-two thousand, six hundred forty-one".