88978644688001 has 2 divisors, whose sum is σ = 88978644688002. Its totient is φ = 88978644688000.

The previous prime is 88978644687943. The next prime is 88978644688061. The reversal of 88978644688001 is 10088644687988.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76524267274225 + 12454377413776 = 8747815^2 + 3529076^2 .

It is a cyclic number.

It is not a de Polignac number, because 88978644688001 - 2³⁰ = 88977570946177 is a prime.

It is not a weakly prime, because it can be changed into another prime (88978644688061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44489322344000 + 44489322344001.

It is an arithmetic number, because the mean of its divisors is an integer number (44489322344001).

Almost surely, 2^{88978644688001} is an apocalyptic number.

It is an amenable number.

88978644688001 is a deficient number, since it is larger than the sum of its proper divisors (1).

88978644688001 is an equidigital number, since it uses as much as digits as its factorization.

88978644688001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1189085184, while the sum is 77.

The spelling of 88978644688001 in words is "eighty-eight trillion, nine hundred seventy-eight billion, six hundred forty-four million, six hundred eighty-eight thousand, one".