255534632545 has 8 divisors (see below), whose sum is σ = 319973800896. Its totient is φ = 195539544816.

The previous prime is 255534632531. The next prime is 255534632603. The reversal of 255534632545 is 545236435552.

It is a happy number.

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 255534632545 - 2⁹ = 255534632033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111020027 + ... + 1111020256.

It is an arithmetic number, because the mean of its divisors is an integer number (39996725112).

Almost surely, 2^255534632545 is an apocalyptic number.

It is an amenable number.

255534632545 is a deficient number, since it is larger than the sum of its proper divisors (64439168351).

255534632545 is a wasteful number, since it uses less digits than its factorization.

255534632545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222040311.

The product of its digits is 10800000, while the sum is 49.

The spelling of 255534632545 in words is "two hundred fifty-five billion, five hundred thirty-four million, six hundred thirty-two thousand, five hundred forty-five".