101063255640 has 64 divisors (see below), whose sum is σ = 308910348000. Its totient is φ = 26441705472.

The previous prime is 101063255633. The next prime is 101063255641. The reversal of 101063255640 is 46552360101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101063255641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7938865 + ... + 7951584.

Almost surely, 2^101063255640 is an apocalyptic number.

101063255640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101063255640 is an abundant number, since it is smaller than the sum of its proper divisors (207847092360).

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

101063255640 is a wasteful number, since it uses less digits than its factorization.

101063255640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15890516 (or 15890512 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 101063255640 in words is "one hundred one billion, sixty-three million, two hundred fifty-five thousand, six hundred forty".