87230516226751 has 2 divisors, whose sum is σ = 87230516226752. Its totient is φ = 87230516226750.

The previous prime is 87230516226719. The next prime is 87230516226797. The reversal of 87230516226751 is 15762261503278.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87230516226751 - 2⁵ = 87230516226719 is a prime.

It is a super-2 number, since 2×87230516226751² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 87230516226692 and 87230516226701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87230516226151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43615258113375 + 43615258113376.

It is an arithmetic number, because the mean of its divisors is an integer number (43615258113376).

Almost surely, 2^{87230516226751} is an apocalyptic number.

87230516226751 is a deficient number, since it is larger than the sum of its proper divisors (1).

87230516226751 is an equidigital number, since it uses as much as digits as its factorization.

87230516226751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 87230516226751 in words is "eighty-seven trillion, two hundred thirty billion, five hundred sixteen million, two hundred twenty-six thousand, seven hundred fifty-one".