28834876157 has 2 divisors, whose sum is σ = 28834876158. Its totient is φ = 28834876156.

The previous prime is 28834876129. The next prime is 28834876211. The reversal of 28834876157 is 75167843882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23920024921 + 4914851236 = 154661^2 + 70106^2 .

It is a cyclic number.

It is not a de Polignac number, because 28834876157 - 2²⁴ = 28818098941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28834876096 and 28834876105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28834876457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14417438078 + 14417438079.

It is an arithmetic number, because the mean of its divisors is an integer number (14417438079).

Almost surely, 2^28834876157 is an apocalyptic number.

It is an amenable number.

28834876157 is a deficient number, since it is larger than the sum of its proper divisors (1).

28834876157 is an equidigital number, since it uses as much as digits as its factorization.

28834876157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18063360, while the sum is 59.

The spelling of 28834876157 in words is "twenty-eight billion, eight hundred thirty-four million, eight hundred seventy-six thousand, one hundred fifty-seven".