101255553636 has 24 divisors (see below), whose sum is σ = 237582868320. Its totient is φ = 33563292672.

The previous prime is 101255553601. The next prime is 101255553643. The reversal of 101255553636 is 636355552101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23567581 + ... + 23571876.

It is an arithmetic number, because the mean of its divisors is an integer number (9899286180).

Almost surely, 2^101255553636 is an apocalyptic number.

It is an amenable number.

101255553636 is an abundant number, since it is smaller than the sum of its proper divisors (136327314684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101255553636 is a wasteful number, since it uses less digits than its factorization.

101255553636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47139643 (or 47139641 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 42.

The spelling of 101255553636 in words is "one hundred one billion, two hundred fifty-five million, five hundred fifty-three thousand, six hundred thirty-six".