101816488378 has 16 divisors (see below), whose sum is σ = 166621523040. Its totient is φ = 46276687600.

The previous prime is 101816488369. The next prime is 101816488447. The reversal of 101816488378 is 873884618101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129708 + ... + 469528.

It is an arithmetic number, because the mean of its divisors is an integer number (10413845190).

Almost surely, 2^101816488378 is an apocalyptic number.

101816488378 is a deficient number, since it is larger than the sum of its proper divisors (64805034662).

101816488378 is a wasteful number, since it uses less digits than its factorization.

101816488378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353453.

The product of its (nonzero) digits is 2064384, while the sum is 55.

The spelling of 101816488378 in words is "one hundred one billion, eight hundred sixteen million, four hundred eighty-eight thousand, three hundred seventy-eight".