2573500064247 has 24 divisors (see below), whose sum is σ = 4253128889984. Its totient is φ = 1468906007184.

The previous prime is 2573500064231. The next prime is 2573500064269. The reversal of 2573500064247 is 7424600053752.

2573500064247 is a `hidden beast` number, since 2 + 57 + 350 + 0 + 0 + 6 + 4 + 247 = 666.

It is not a de Polignac number, because 2573500064247 - 2⁴ = 2573500064231 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 (2573500064207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23075293 + ... + 23186550.

Almost surely, 2^{2573500064247} is an apocalyptic number.

2573500064247 is a deficient number, since it is larger than the sum of its proper divisors (1679628825737).

2573500064247 is a wasteful number, since it uses less digits than its factorization.

2573500064247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46262739 (or 46262736 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 45.

The spelling of 2573500064247 in words is "two trillion, five hundred seventy-three billion, five hundred million, sixty-four thousand, two hundred forty-seven".