32732191481 has 16 divisors (see below), whose sum is σ = 36136701888. Its totient is φ = 29400192000.

The previous prime is 32732191469. The next prime is 32732191489. The reversal of 32732191481 is 18419123723.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32732191481 - 2²⁶ = 32665082617 is a prime.

It is a super-2 number, since 2×32732191481² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32732191489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615746 + ... + 666788.

It is an arithmetic number, because the mean of its divisors is an integer number (2258543868).

Almost surely, 2^32732191481 is an apocalyptic number.

It is an amenable number.

32732191481 is a deficient number, since it is larger than the sum of its proper divisors (3404510407).

32732191481 is a wasteful number, since it uses less digits than its factorization.

32732191481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51752.

The product of its digits is 72576, while the sum is 41.

The spelling of 32732191481 in words is "thirty-two billion, seven hundred thirty-two million, one hundred ninety-one thousand, four hundred eighty-one".