32451145613 has 4 divisors (see below), whose sum is σ = 32502574368. Its totient is φ = 32399716860.

The previous prime is 32451145607. The next prime is 32451145633. The reversal of 32451145613 is 31654115423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32451145613 - 2¹⁰ = 32451144589 is a prime.

It is a super-2 number, since 2×32451145613² (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 (32451145633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25713431 + ... + 25714692.

It is an arithmetic number, because the mean of its divisors is an integer number (8125643592).

Almost surely, 2^32451145613 is an apocalyptic number.

It is an amenable number.

32451145613 is a deficient number, since it is larger than the sum of its proper divisors (51428755).

32451145613 is an equidigital number, since it uses as much as digits as its factorization.

32451145613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51428754.

The product of its digits is 43200, while the sum is 35.

The spelling of 32451145613 in words is "thirty-two billion, four hundred fifty-one million, one hundred forty-five thousand, six hundred thirteen".