87576473323 has 2 divisors, whose sum is σ = 87576473324. Its totient is φ = 87576473322.

The previous prime is 87576473321. The next prime is 87576473333. The reversal of 87576473323 is 32337467578.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87576473323 - 2¹ = 87576473321 is a prime.

Together with 87576473321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (87576473321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43788236661 + 43788236662.

It is an arithmetic number, because the mean of its divisors is an integer number (43788236662).

Almost surely, 2^87576473323 is an apocalyptic number.

87576473323 is a deficient number, since it is larger than the sum of its proper divisors (1).

87576473323 is an equidigital number, since it uses as much as digits as its factorization.

87576473323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17781120, while the sum is 55.

The spelling of 87576473323 in words is "eighty-seven billion, five hundred seventy-six million, four hundred seventy-three thousand, three hundred twenty-three".