88197608647 has 2 divisors, whose sum is σ = 88197608648. Its totient is φ = 88197608646.

The previous prime is 88197608479. The next prime is 88197608717. The reversal of 88197608647 is 74680679188.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88197608647 - 2³¹ = 86050124999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88197608747) 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, 44098804323 + 44098804324.

It is an arithmetic number, because the mean of its divisors is an integer number (44098804324).

Almost surely, 2^88197608647 is an apocalyptic number.

88197608647 is a deficient number, since it is larger than the sum of its proper divisors (1).

88197608647 is an equidigital number, since it uses as much as digits as its factorization.

88197608647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32514048, while the sum is 64.

The spelling of 88197608647 in words is "eighty-eight billion, one hundred ninety-seven million, six hundred eight thousand, six hundred forty-seven".