32145133517 has 24 divisors (see below), whose sum is σ = 38305203840. Its totient is φ = 26884630080.

The previous prime is 32145133487. The next prime is 32145133567. The reversal of 32145133517 is 71533154123.

It is not a de Polignac number, because 32145133517 - 2¹² = 32145129421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32145133567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 741209 + ... + 783377.

It is an arithmetic number, because the mean of its divisors is an integer number (1596050160).

Almost surely, 2^32145133517 is an apocalyptic number.

It is an amenable number.

32145133517 is a deficient number, since it is larger than the sum of its proper divisors (6160070323).

32145133517 is a wasteful number, since it uses less digits than its factorization.

32145133517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42561 (or 42554 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The spelling of 32145133517 in words is "thirty-two billion, one hundred forty-five million, one hundred thirty-three thousand, five hundred seventeen".