2265155520 has 56 divisors (see below), whose sum is σ = 7191871824. Its totient is φ = 604041216.

The previous prime is 2265155513. The next prime is 2265155527. The reversal of 2265155520 is 255515622.

It is an interprime number because it is at equal distance from previous prime (2265155513) and next prime (2265155527).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265155527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1178809 + ... + 1180728.

Almost surely, 2^2265155520 is an apocalyptic number.

2265155520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2265155520 is an abundant number, since it is smaller than the sum of its proper divisors (4926716304).

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

2265155520 is a wasteful number, since it uses less digits than its factorization.

2265155520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359557 (or 2359547 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 2265155520 is about 47593.6499966119. The cubic root of 2265155520 is about 1313.3062416931.

The spelling of 2265155520 in words is "two billion, two hundred sixty-five million, one hundred fifty-five thousand, five hundred twenty".