100538633340 has 72 divisors (see below), whose sum is σ = 305075713488. Its totient is φ = 26800761600.

The previous prime is 100538633333. The next prime is 100538633353. The reversal of 100538633340 is 43336835001.

100538633340 is a `hidden beast` number, since 10 + 0 + 5 + 3 + 8 + 633 + 3 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 100538633295 and 100538633304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415224 + ... + 611136.

Almost surely, 2^100538633340 is an apocalyptic number.

100538633340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100538633340 is an abundant number, since it is smaller than the sum of its proper divisors (204537080148).

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

100538633340 is a wasteful number, since it uses less digits than its factorization.

100538633340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198779 (or 198774 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 100538633340 in words is "one hundred billion, five hundred thirty-eight million, six hundred thirty-three thousand, three hundred forty".