32555057551 has 4 divisors (see below), whose sum is σ = 32590101600. Its totient is φ = 32520013504.

The previous prime is 32555057543. The next prime is 32555057573. The reversal of 32555057551 is 15575055523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15575055523 = 41 ⋅379879403.

It is a cyclic number.

It is not a de Polignac number, because 32555057551 - 2³ = 32555057543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32555057498 and 32555057507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32555055551) 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, 17520631 + ... + 17522488.

It is an arithmetic number, because the mean of its divisors is an integer number (8147525400).

Almost surely, 2^32555057551 is an apocalyptic number.

32555057551 is a deficient number, since it is larger than the sum of its proper divisors (35044049).

32555057551 is an equidigital number, since it uses as much as digits as its factorization.

32555057551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35044048.

The product of its (nonzero) digits is 656250, while the sum is 43.

The spelling of 32555057551 in words is "thirty-two billion, five hundred fifty-five million, fifty-seven thousand, five hundred fifty-one".