7606891687 has 2 divisors, whose sum is σ = 7606891688. Its totient is φ = 7606891686.

The previous prime is 7606891667. The next prime is 7606891711. The reversal of 7606891687 is 7861986067.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7606891687 - 2⁷ = 7606891559 is a prime.

It is a super-2 number, since 2×7606891687² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7606891627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3803445843 + 3803445844.

It is an arithmetic number, because the mean of its divisors is an integer number (3803445844).

Almost surely, 2^7606891687 is an apocalyptic number.

7606891687 is a deficient number, since it is larger than the sum of its proper divisors (1).

7606891687 is an equidigital number, since it uses as much as digits as its factorization.

7606891687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 58.

The square root of 7606891687 is about 87217.4964499670. The cubic root of 7606891687 is about 1966.6892510701.

The spelling of 7606891687 in words is "seven billion, six hundred six million, eight hundred ninety-one thousand, six hundred eighty-seven".