88777839641 has 2 divisors, whose sum is σ = 88777839642. Its totient is φ = 88777839640.

The previous prime is 88777839629. The next prime is 88777839653. The reversal of 88777839641 is 14693877788.

It is a balanced prime because it is at equal distance from previous prime (88777839629) and next prime (88777839653).

It can be written as a sum of positive squares in only one way, i.e., 49009104400 + 39768735241 = 221380^2 + 199421^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88777839641 is a prime.

It is a super-2 number, since 2×88777839641² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (88777839691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44388919820 + 44388919821.

It is an arithmetic number, because the mean of its divisors is an integer number (44388919821).

Almost surely, 2^88777839641 is an apocalyptic number.

It is an amenable number.

88777839641 is a deficient number, since it is larger than the sum of its proper divisors (1).

88777839641 is an equidigital number, since it uses as much as digits as its factorization.

88777839641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113799168, while the sum is 68.

The spelling of 88777839641 in words is "eighty-eight billion, seven hundred seventy-seven million, eight hundred thirty-nine thousand, six hundred forty-one".