87482558731 has 2 divisors, whose sum is σ = 87482558732. Its totient is φ = 87482558730.

The previous prime is 87482558627. The next prime is 87482558741. The reversal of 87482558731 is 13785528478.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87482558731 is a prime.

It is a super-2 number, since 2×87482558731² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (87482558741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43741279365 + 43741279366.

It is an arithmetic number, because the mean of its divisors is an integer number (43741279366).

Almost surely, 2^87482558731 is an apocalyptic number.

87482558731 is a deficient number, since it is larger than the sum of its proper divisors (1).

87482558731 is an equidigital number, since it uses as much as digits as its factorization.

87482558731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15052800, while the sum is 58.

The spelling of 87482558731 in words is "eighty-seven billion, four hundred eighty-two million, five hundred fifty-eight thousand, seven hundred thirty-one".