32148474547 has 8 divisors (see below), whose sum is σ = 36805463552. Its totient is φ = 27507573000.

The previous prime is 32148474511. The next prime is 32148474557. The reversal of 32148474547 is 74547484123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32148474547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32148474547.

It is not an unprimeable number, because it can be changed into a prime (32148474557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4017579 + ... + 4025572.

It is an arithmetic number, because the mean of its divisors is an integer number (4600682944).

Almost surely, 2^32148474547 is an apocalyptic number.

32148474547 is a deficient number, since it is larger than the sum of its proper divisors (4656989005).

32148474547 is an equidigital number, since it uses as much as digits as its factorization.

32148474547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8043729.

The product of its digits is 3010560, while the sum is 49.

The spelling of 32148474547 in words is "thirty-two billion, one hundred forty-eight million, four hundred seventy-four thousand, five hundred forty-seven".