87024278461429 has 2 divisors, whose sum is σ = 87024278461430. Its totient is φ = 87024278461428.

The previous prime is 87024278461403. The next prime is 87024278461451. The reversal of 87024278461429 is 92416487242078.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86160165062500 + 864113398929 = 9282250^2 + 929577^2 .

It is a cyclic number.

It is not a de Polignac number, because 87024278461429 - 2⁵ = 87024278461397 is a prime.

It is a super-3 number, since 3×87024278461429³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87024278461129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43512139230714 + 43512139230715.

It is an arithmetic number, because the mean of its divisors is an integer number (43512139230715).

Almost surely, 2^{87024278461429} is an apocalyptic number.

It is an amenable number.

87024278461429 is a deficient number, since it is larger than the sum of its proper divisors (1).

87024278461429 is an equidigital number, since it uses as much as digits as its factorization.

87024278461429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86704128, while the sum is 64.

The spelling of 87024278461429 in words is "eighty-seven trillion, twenty-four billion, two hundred seventy-eight million, four hundred sixty-one thousand, four hundred twenty-nine".