7061607551 has 2 divisors, whose sum is σ = 7061607552. Its totient is φ = 7061607550.

The previous prime is 7061607463. The next prime is 7061607557. The reversal of 7061607551 is 1557061607.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7061607551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7061607557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3530803775 + 3530803776.

It is an arithmetic number, because the mean of its divisors is an integer number (3530803776).

Almost surely, 2^7061607551 is an apocalyptic number.

7061607551 is a deficient number, since it is larger than the sum of its proper divisors (1).

7061607551 is an equidigital number, since it uses as much as digits as its factorization.

7061607551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 7061607551 is about 84033.3716507912. The cubic root of 7061607551 is about 1918.5267516949.

The spelling of 7061607551 in words is "seven billion, sixty-one million, six hundred seven thousand, five hundred fifty-one".