672053704061 has 2 divisors, whose sum is σ = 672053704062. Its totient is φ = 672053704060.

The previous prime is 672053704031. The next prime is 672053704121. The reversal of 672053704061 is 160407350276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 408467983225 + 263585720836 = 639115^2 + 513406^2 .

It is a cyclic number.

It is not a de Polignac number, because 672053704061 - 2¹⁴ = 672053687677 is a prime.

It is a super-2 number, since 2×672053704061² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672053704031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336026852030 + 336026852031.

It is an arithmetic number, because the mean of its divisors is an integer number (336026852031).

Almost surely, 2^672053704061 is an apocalyptic number.

It is an amenable number.

672053704061 is a deficient number, since it is larger than the sum of its proper divisors (1).

672053704061 is an equidigital number, since it uses as much as digits as its factorization.

672053704061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 672053704061 in words is "six hundred seventy-two billion, fifty-three million, seven hundred four thousand, sixty-one".