6988250677 has 2 divisors, whose sum is σ = 6988250678. Its totient is φ = 6988250676.

The previous prime is 6988250657. The next prime is 6988250743. The reversal of 6988250677 is 7760528896.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5339809476 + 1648441201 = 73074^2 + 40601^2 .

It is a cyclic number.

It is not a de Polignac number, because 6988250677 - 2¹¹ = 6988248629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6988250627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3494125338 + 3494125339.

It is an arithmetic number, because the mean of its divisors is an integer number (3494125339).

Almost surely, 2^6988250677 is an apocalyptic number.

It is an amenable number.

6988250677 is a deficient number, since it is larger than the sum of its proper divisors (1).

6988250677 is an equidigital number, since it uses as much as digits as its factorization.

6988250677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The square root of 6988250677 is about 83595.7575299130. The cubic root of 6988250677 is about 1911.8603145335.

The spelling of 6988250677 in words is "six billion, nine hundred eighty-eight million, two hundred fifty thousand, six hundred seventy-seven".