2505526580 has 48 divisors (see below), whose sum is σ = 5667372480. Its totient is φ = 927376128.

The previous prime is 2505526559. The next prime is 2505526591. The reversal of 2505526580 is 856255052.

It is a happy number.

2505526580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60329 + ... + 93008.

It is an arithmetic number, because the mean of its divisors is an integer number (118070260).

Almost surely, 2^2505526580 is an apocalyptic number.

2505526580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2505526580 is an abundant number, since it is smaller than the sum of its proper divisors (3161845900).

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

2505526580 is a wasteful number, since it uses less digits than its factorization.

2505526580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153408 (or 153406 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 38.

The square root of 2505526580 is about 50055.2352906267. The cubic root of 2505526580 is about 1358.2081686603.

The spelling of 2505526580 in words is "two billion, five hundred five million, five hundred twenty-six thousand, five hundred eighty".