88670643338 has 32 divisors (see below), whose sum is σ = 139987809360. Its totient is φ = 42068298240.

The previous prime is 88670643329. The next prime is 88670643401. The reversal of 88670643338 is 83334607688.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 24020970169 + 64649673169 = 154987^2 + 254263^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11322008 + ... + 11329836.

Almost surely, 2^88670643338 is an apocalyptic number.

88670643338 is a deficient number, since it is larger than the sum of its proper divisors (51317166022).

88670643338 is a wasteful number, since it uses less digits than its factorization.

88670643338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11642.

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 88670643338 in words is "eighty-eight billion, six hundred seventy million, six hundred forty-three thousand, three hundred thirty-eight".