21632130890750 has 32 divisors (see below), whose sum is σ = 40497242333184. Its totient is φ = 8652447804000.

The previous prime is 21632130890707. The next prime is 21632130890767. The reversal of 21632130890750 is 5709803123612.

It is a junction number, because it is equal to n+sod(n) for n = 21632130890695 and 21632130890704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3363740 + ... + 7387760.

It is an arithmetic number, because the mean of its divisors is an integer number (1265538822912).

Almost surely, 2^{21632130890750} is an apocalyptic number.

21632130890750 is a deficient number, since it is larger than the sum of its proper divisors (18865111442434).

21632130890750 is a wasteful number, since it uses less digits than its factorization.

21632130890750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045541 (or 4045531 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 21632130890750 in words is "twenty-one trillion, six hundred thirty-two billion, one hundred thirty million, eight hundred ninety thousand, seven hundred fifty".