88021025655593 has 2 divisors, whose sum is σ = 88021025655594. Its totient is φ = 88021025655592.

The previous prime is 88021025655527. The next prime is 88021025655697. The reversal of 88021025655593 is 39555652012088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83049539375104 + 4971486280489 = 9113152^2 + 2229683^2 .

It is a cyclic number.

It is not a de Polignac number, because 88021025655593 - 2²⁴ = 88021008878377 is a prime.

It is a super-2 number, since 2×88021025655593² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (88021025655503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44010512827796 + 44010512827797.

It is an arithmetic number, because the mean of its divisors is an integer number (44010512827797).

Almost surely, 2^{88021025655593} is an apocalyptic number.

It is an amenable number.

88021025655593 is a deficient number, since it is larger than the sum of its proper divisors (1).

88021025655593 is an equidigital number, since it uses as much as digits as its factorization.

88021025655593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920000, while the sum is 59.

The spelling of 88021025655593 in words is "eighty-eight trillion, twenty-one billion, twenty-five million, six hundred fifty-five thousand, five hundred ninety-three".