87325732077739 has 2 divisors, whose sum is σ = 87325732077740. Its totient is φ = 87325732077738.

The previous prime is 87325732077737. The next prime is 87325732077833. The reversal of 87325732077739 is 93777023752378.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87325732077739 - 2¹ = 87325732077737 is a prime.

Together with 87325732077737, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (87325732077737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43662866038869 + 43662866038870.

It is an arithmetic number, because the mean of its divisors is an integer number (43662866038870).

Almost surely, 2^{87325732077739} is an apocalyptic number.

87325732077739 is a deficient number, since it is larger than the sum of its proper divisors (1).

87325732077739 is an equidigital number, since it uses as much as digits as its factorization.

87325732077739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653456160, while the sum is 70.

The spelling of 87325732077739 in words is "eighty-seven trillion, three hundred twenty-five billion, seven hundred thirty-two million, seventy-seven thousand, seven hundred thirty-nine".