32256516551 has 8 divisors (see below), whose sum is σ = 37229587104. Its totient is φ = 27374695200.

The previous prime is 32256516541. The next prime is 32256516553. The reversal of 32256516551 is 15561565223.

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

It is a cyclic number.

It is not a de Polignac number, because 32256516551 - 2³⁴ = 15076647367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32256516499 and 32256516508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32256516553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22811540 + ... + 22812953.

It is an arithmetic number, because the mean of its divisors is an integer number (4653698388).

Almost surely, 2^32256516551 is an apocalyptic number.

32256516551 is a deficient number, since it is larger than the sum of its proper divisors (4973070553).

32256516551 is a wasteful number, since it uses less digits than its factorization.

32256516551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45624601.

The product of its digits is 270000, while the sum is 41.

The spelling of 32256516551 in words is "thirty-two billion, two hundred fifty-six million, five hundred sixteen thousand, five hundred fifty-one".