87849112733 has 2 divisors, whose sum is σ = 87849112734. Its totient is φ = 87849112732.

The previous prime is 87849112717. The next prime is 87849112759. The reversal of 87849112733 is 33721194878.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67715489284 + 20133623449 = 260222^2 + 141893^2 .

It is a cyclic number.

It is not a de Polignac number, because 87849112733 - 2⁴ = 87849112717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87849112763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43924556366 + 43924556367.

It is an arithmetic number, because the mean of its divisors is an integer number (43924556367).

Almost surely, 2^87849112733 is an apocalyptic number.

It is an amenable number.

87849112733 is a deficient number, since it is larger than the sum of its proper divisors (1).

87849112733 is an equidigital number, since it uses as much as digits as its factorization.

87849112733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 53.

The spelling of 87849112733 in words is "eighty-seven billion, eight hundred forty-nine million, one hundred twelve thousand, seven hundred thirty-three".