2520313549 has 8 divisors (see below), whose sum is σ = 2777304992. Its totient is φ = 2272339440.

The previous prime is 2520313531. The next prime is 2520313567. The reversal of 2520313549 is 9453130252.

It is an interprime number because it is at equal distance from previous prime (2520313531) and next prime (2520313567).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2520313549 - 2⁵ = 2520313517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520313519) 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, 2253747 + ... + 2254864.

It is an arithmetic number, because the mean of its divisors is an integer number (347163124).

Almost surely, 2^2520313549 is an apocalyptic number.

It is an amenable number.

2520313549 is a deficient number, since it is larger than the sum of its proper divisors (256991443).

2520313549 is a wasteful number, since it uses less digits than its factorization.

2520313549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508667.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 2520313549 is about 50202.7245176992. The cubic root of 2520313549 is about 1360.8748604341.

The spelling of 2520313549 in words is "two billion, five hundred twenty million, three hundred thirteen thousand, five hundred forty-nine".