21760541632 has 28 divisors (see below), whose sum is σ = 43456133560. Its totient is φ = 10810964736.

The previous prime is 21760541629. The next prime is 21760541641. The reversal of 21760541632 is 23614506712.

It is a super-3 number, since 3×21760541632³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21760541591 and 21760541600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1072782 + ... + 1092877.

It is an arithmetic number, because the mean of its divisors is an integer number (1552004770).

Almost surely, 2^21760541632 is an apocalyptic number.

It is an amenable number.

21760541632 is a deficient number, since it is larger than the sum of its proper divisors (21695591928).

21760541632 is a wasteful number, since it uses less digits than its factorization.

21760541632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165828 (or 2165818 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 21760541632 in words is "twenty-one billion, seven hundred sixty million, five hundred forty-one thousand, six hundred thirty-two".