26221984132 has 48 divisors (see below), whose sum is σ = 49720688640. Its totient is φ = 12060734112.

The previous prime is 26221984127. The next prime is 26221984147. The reversal of 26221984132 is 23148912262.

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, 424743 + ... + 482545.

It is an arithmetic number, because the mean of its divisors is an integer number (1035847680).

Almost surely, 2^26221984132 is an apocalyptic number.

It is an amenable number.

26221984132 is a deficient number, since it is larger than the sum of its proper divisors (23498704508).

26221984132 is a wasteful number, since it uses less digits than its factorization.

26221984132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58000 (or 57998 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The spelling of 26221984132 in words is "twenty-six billion, two hundred twenty-one million, nine hundred eighty-four thousand, one hundred thirty-two".