2255077500 has 240 divisors, whose sum is σ = 7182325920. Its totient is φ = 547200000.

The previous prime is 2255077499. The next prime is 2255077501. The reversal of 2255077500 is 57705522.

It is an interprime number because it is at equal distance from previous prime (2255077499) and next prime (2255077501).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255077501) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9847386 + ... + 9847614.

It is an arithmetic number, because the mean of its divisors is an integer number (29926358).

Almost surely, 2^2255077500 is an apocalyptic number.

2255077500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2255077500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3591162960).

2255077500 is an abundant number, since it is smaller than the sum of its proper divisors (4927248420).

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

2255077500 is a wasteful number, since it uses less digits than its factorization.

2255077500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 2255077500 is about 47487.6562908721. The cubic root of 2255077500 is about 1311.3556465324.

The spelling of 2255077500 in words is "two billion, two hundred fifty-five million, seventy-seven thousand, five hundred".