101636042044 has 6 divisors (see below), whose sum is σ = 177863073584. Its totient is φ = 50818021020.

The previous prime is 101636042023. The next prime is 101636042069. The reversal of 101636042044 is 440240636101.

It is a junction number, because it is equal to n+sod(n) for n = 101636041997 and 101636042015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12704505252 + ... + 12704505259.

Almost surely, 2^101636042044 is an apocalyptic number.

It is an amenable number.

101636042044 is a deficient number, since it is larger than the sum of its proper divisors (76227031540).

101636042044 is a wasteful number, since it uses less digits than its factorization.

101636042044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25409010515 (or 25409010513 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 101636042044 its reverse (440240636101), we get a palindrome (541876678145).

The spelling of 101636042044 in words is "one hundred one billion, six hundred thirty-six million, forty-two thousand, forty-four".