255555770534 has 32 divisors (see below), whose sum is σ = 410254419456. Its totient is φ = 119096380480.

The previous prime is 255555770531. The next prime is 255555770539. The reversal of 255555770534 is 435077555552.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255555770531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1477799 + ... + 1641645.

It is an arithmetic number, because the mean of its divisors is an integer number (12820450608).

Almost surely, 2^255555770534 is an apocalyptic number.

255555770534 is a deficient number, since it is larger than the sum of its proper divisors (154698648922).

255555770534 is a wasteful number, since it uses less digits than its factorization.

255555770534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164740.

The product of its (nonzero) digits is 18375000, while the sum is 53.

The spelling of 255555770534 in words is "two hundred fifty-five billion, five hundred fifty-five million, seven hundred seventy thousand, five hundred thirty-four".