2506535340 has 24 divisors (see below), whose sum is σ = 7018299120. Its totient is φ = 668409408.

The previous prime is 2506535329. The next prime is 2506535341. The reversal of 2506535340 is 435356052.

2506535340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2506535341) 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, 20887735 + ... + 20887854.

It is an arithmetic number, because the mean of its divisors is an integer number (292429130).

Almost surely, 2^2506535340 is an apocalyptic number.

2506535340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2506535340 is an abundant number, since it is smaller than the sum of its proper divisors (4511763780).

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

2506535340 is a wasteful number, since it uses less digits than its factorization.

2506535340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41775601 (or 41775599 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

The square root of 2506535340 is about 50065.3107450658. The cubic root of 2506535340 is about 1358.3904220635.

The spelling of 2506535340 in words is "two billion, five hundred six million, five hundred thirty-five thousand, three hundred forty".