47981021332 has 24 divisors (see below), whose sum is σ = 84097822592. Its totient is φ = 23953104000.

The previous prime is 47981021329. The next prime is 47981021393. The reversal of 47981021332 is 23312018974.

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, 11226748 + ... + 11231020.

Almost surely, 2^47981021332 is an apocalyptic number.

It is an amenable number.

47981021332 is a deficient number, since it is larger than the sum of its proper divisors (36116801260).

47981021332 is a wasteful number, since it uses less digits than its factorization.

47981021332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7999 (or 7997 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 47981021332 in words is "forty-seven billion, nine hundred eighty-one million, twenty-one thousand, three hundred thirty-two".