7004000673409 has 2 divisors, whose sum is σ = 7004000673410. Its totient is φ = 7004000673408.

The previous prime is 7004000673347. The next prime is 7004000673491. The reversal of 7004000673409 is 9043760004007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5037905942784 + 1966094730625 = 2244528^2 + 1402175^2 .

It is a cyclic number.

It is not a de Polignac number, because 7004000673409 - 2¹³ = 7004000665217 is a prime.

It is a super-2 number, since 2×7004000673409² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7005000673409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3502000336704 + 3502000336705.

It is an arithmetic number, because the mean of its divisors is an integer number (3502000336705).

Almost surely, 2^{7004000673409} is an apocalyptic number.

It is an amenable number.

7004000673409 is a deficient number, since it is larger than the sum of its proper divisors (1).

7004000673409 is an equidigital number, since it uses as much as digits as its factorization.

7004000673409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 7004000673409 in words is "seven trillion, four billion, six hundred seventy-three thousand, four hundred nine".