2731350520 has 16 divisors (see below), whose sum is σ = 6145538760. Its totient is φ = 1092540192.

The previous prime is 2731350451. The next prime is 2731350547. The reversal of 2731350520 is 250531372.

2731350520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34141842 + ... + 34141921.

Almost surely, 2^2731350520 is an apocalyptic number.

2731350520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2731350520 is an abundant number, since it is smaller than the sum of its proper divisors (3414188240).

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

2731350520 is a wasteful number, since it uses less digits than its factorization.

2731350520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68283774 (or 68283770 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 2731350520 is about 52262.3240968099. The cubic root of 2731350520 is about 1397.8454137050.

Adding to 2731350520 its reverse (250531372), we get a palindrome (2981881892).

The spelling of 2731350520 in words is "two billion, seven hundred thirty-one million, three hundred fifty thousand, five hundred twenty".