255675023772 has 144 divisors (see below), whose sum is σ = 717528913920. Its totient is φ = 70578345600.

The previous prime is 255675023731. The next prime is 255675023827. The reversal of 255675023772 is 277320576552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11490754 + ... + 11512982.

It is an arithmetic number, because the mean of its divisors is an integer number (4982839680).

Almost surely, 2^255675023772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255675023772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358764456960).

255675023772 is an abundant number, since it is smaller than the sum of its proper divisors (461853890148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255675023772 is a wasteful number, since it uses less digits than its factorization.

255675023772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22912 (or 22903 counting only the distinct ones).

The product of its (nonzero) digits is 6174000, while the sum is 51.

The spelling of 255675023772 in words is "two hundred fifty-five billion, six hundred seventy-five million, twenty-three thousand, seven hundred seventy-two".