7042036049 has 2 divisors, whose sum is σ = 7042036050. Its totient is φ = 7042036048.

The previous prime is 7042036019. The next prime is 7042036061. The reversal of 7042036049 is 9406302407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5520490000 + 1521546049 = 74300^2 + 39007^2 .

It is a cyclic number.

It is not a de Polignac number, because 7042036049 - 2²⁸ = 6773600593 is a prime.

It is not a weakly prime, because it can be changed into another prime (7042036019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521018024 + 3521018025.

It is an arithmetic number, because the mean of its divisors is an integer number (3521018025).

Almost surely, 2^7042036049 is an apocalyptic number.

It is an amenable number.

7042036049 is a deficient number, since it is larger than the sum of its proper divisors (1).

7042036049 is an equidigital number, since it uses as much as digits as its factorization.

7042036049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 7042036049 is about 83916.8400799267. The cubic root of 7042036049 is about 1916.7526895161.

The spelling of 7042036049 in words is "seven billion, forty-two million, thirty-six thousand, forty-nine".