2497585356 has 144 divisors (see below), whose sum is σ = 7532336448. Its totient is φ = 682905600.

The previous prime is 2497585327. The next prime is 2497585369. The reversal of 2497585356 is 6535857942.

2497585356 is a `hidden beast` number, since 2 + 4 + 9 + 7 + 585 + 3 + 56 = 666.

It is a super-2 number, since 2×2497585356² = 12475865221011293472, which contains 22 as substring.

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, 545316 + ... + 549876.

It is an arithmetic number, because the mean of its divisors is an integer number (52307892).

Almost surely, 2^2497585356 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 2497585356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3766168224).

2497585356 is an abundant number, since it is smaller than the sum of its proper divisors (5034751092).

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

2497585356 is a wasteful number, since it uses less digits than its factorization.

2497585356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672 (or 4667 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 54.

The square root of 2497585356 is about 49975.8477266769. The cubic root of 2497585356 is about 1356.7717107285.

The spelling of 2497585356 in words is "two billion, four hundred ninety-seven million, five hundred eighty-five thousand, three hundred fifty-six".