88349473889 has 2 divisors, whose sum is σ = 88349473890. Its totient is φ = 88349473888.

The previous prime is 88349473801. The next prime is 88349473951. The reversal of 88349473889 is 98837494388.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87502372864 + 847101025 = 295808^2 + 29105^2 .

It is a cyclic number.

It is not a de Polignac number, because 88349473889 - 2¹⁶ = 88349408353 is a prime.

It is not a weakly prime, because it can be changed into another prime (88349473489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44174736944 + 44174736945.

It is an arithmetic number, because the mean of its divisors is an integer number (44174736945).

Almost surely, 2^88349473889 is an apocalyptic number.

It is an amenable number.

88349473889 is a deficient number, since it is larger than the sum of its proper divisors (1).

88349473889 is an equidigital number, since it uses as much as digits as its factorization.

88349473889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 334430208, while the sum is 71.

The spelling of 88349473889 in words is "eighty-eight billion, three hundred forty-nine million, four hundred seventy-three thousand, eight hundred eighty-nine".