26984004632 has 32 divisors (see below), whose sum is σ = 54503989680. Its totient is φ = 12450257280.

The previous prime is 26984004617. The next prime is 26984004643. The reversal of 26984004632 is 23640048962.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307478 + ... + 385370.

Almost surely, 2^26984004632 is an apocalyptic number.

It is an amenable number.

26984004632 is an abundant number, since it is smaller than the sum of its proper divisors (27519985048).

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

26984004632 is a wasteful number, since it uses less digits than its factorization.

26984004632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81243 (or 81239 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 26984004632 in words is "twenty-six billion, nine hundred eighty-four million, four thousand, six hundred thirty-two".