28677870119 has 2 divisors, whose sum is σ = 28677870120. Its totient is φ = 28677870118.

The previous prime is 28677870083. The next prime is 28677870149. The reversal of 28677870119 is 91107877682.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28677870119 is a prime.

It is a super-2 number, since 2×28677870119² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28677870149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14338935059 + 14338935060.

It is an arithmetic number, because the mean of its divisors is an integer number (14338935060).

Almost surely, 2^28677870119 is an apocalyptic number.

28677870119 is a deficient number, since it is larger than the sum of its proper divisors (1).

28677870119 is an equidigital number, since it uses as much as digits as its factorization.

28677870119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 56.

The spelling of 28677870119 in words is "twenty-eight billion, six hundred seventy-seven million, eight hundred seventy thousand, one hundred nineteen".