88678887268457 has 2 divisors, whose sum is σ = 88678887268458. Its totient is φ = 88678887268456.

The previous prime is 88678887268451. The next prime is 88678887268481. The reversal of 88678887268457 is 75486278887688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83895725810521 + 4783161457936 = 9159461^2 + 2187044^2 .

It is a cyclic number.

It is not a de Polignac number, because 88678887268457 - 2⁸ = 88678887268201 is a prime.

It is not a weakly prime, because it can be changed into another prime (88678887268451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44339443634228 + 44339443634229.

It is an arithmetic number, because the mean of its divisors is an integer number (44339443634229).

Almost surely, 2^{88678887268457} is an apocalyptic number.

It is an amenable number.

88678887268457 is a deficient number, since it is larger than the sum of its proper divisors (1).

88678887268457 is an equidigital number, since it uses as much as digits as its factorization.

88678887268457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129478164480, while the sum is 92.

The spelling of 88678887268457 in words is "eighty-eight trillion, six hundred seventy-eight billion, eight hundred eighty-seven million, two hundred sixty-eight thousand, four hundred fifty-seven".