1672572948481 has 16 divisors (see below), whose sum is σ = 1711828375488. Its totient is φ = 1633831763200.

The previous prime is 1672572948467. The next prime is 1672572948523. The reversal of 1672572948481 is 1848492752761.

It is a cyclic number.

It is not a de Polignac number, because 1672572948481 - 2⁷ = 1672572948353 is a prime.

It is a super-2 number, since 2×1672572948481² (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 (1672572948881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4446261 + ... + 4807741.

It is an arithmetic number, because the mean of its divisors is an integer number (106989273468).

Almost surely, 2^{1672572948481} is an apocalyptic number.

It is an amenable number.

1672572948481 is a deficient number, since it is larger than the sum of its proper divisors (39255427007).

1672572948481 is a wasteful number, since it uses less digits than its factorization.

1672572948481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362192.

The product of its digits is 54190080, while the sum is 64.

The spelling of 1672572948481 in words is "one trillion, six hundred seventy-two billion, five hundred seventy-two million, nine hundred forty-eight thousand, four hundred eighty-one".