32463977231 has 4 divisors (see below), whose sum is σ = 37101688272. Its totient is φ = 27826266192.

The previous prime is 32463977213. The next prime is 32463977251. The reversal of 32463977231 is 13277936423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13277936423 = 72671 ⋅182713.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32463977231 is a prime.

It is a super-2 number, since 2×32463977231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32463977251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318855510 + ... + 2318855523.

It is an arithmetic number, because the mean of its divisors is an integer number (9275422068).

Almost surely, 2^32463977231 is an apocalyptic number.

32463977231 is a deficient number, since it is larger than the sum of its proper divisors (4637711041).

32463977231 is an equidigital number, since it uses as much as digits as its factorization.

32463977231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4637711040.

The product of its digits is 1143072, while the sum is 47.

The spelling of 32463977231 in words is "thirty-two billion, four hundred sixty-three million, nine hundred seventy-seven thousand, two hundred thirty-one".