88720958587 has 2 divisors, whose sum is σ = 88720958588. Its totient is φ = 88720958586.

The previous prime is 88720958551. The next prime is 88720958593. The reversal of 88720958587 is 78585902788.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88720958587 - 2²⁷ = 88586740859 is a prime.

It is not a weakly prime, because it can be changed into another prime (88720958507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44360479293 + 44360479294.

It is an arithmetic number, because the mean of its divisors is an integer number (44360479294).

Almost surely, 2^88720958587 is an apocalyptic number.

88720958587 is a deficient number, since it is larger than the sum of its proper divisors (1).

88720958587 is an equidigital number, since it uses as much as digits as its factorization.

88720958587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90316800, while the sum is 67.

The spelling of 88720958587 in words is "eighty-eight billion, seven hundred twenty million, nine hundred fifty-eight thousand, five hundred eighty-seven".