2643775250073 has 16 divisors (see below), whose sum is σ = 3640371334656. Its totient is φ = 1704898840320.

The previous prime is 2643775250057. The next prime is 2643775250087. The reversal of 2643775250073 is 3700525773462.

It is not a de Polignac number, because 2643775250073 - 2⁴ = 2643775250057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2643775249998 and 2643775250025.

It is not an unprimeable number, because it can be changed into a prime (2643775250173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6145936 + ... + 6562017.

It is an arithmetic number, because the mean of its divisors is an integer number (227523208416).

Almost surely, 2^{2643775250073} is an apocalyptic number.

It is an amenable number.

2643775250073 is a deficient number, since it is larger than the sum of its proper divisors (996596084583).

2643775250073 is a wasteful number, since it uses less digits than its factorization.

2643775250073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12710224.

The product of its (nonzero) digits is 7408800, while the sum is 51.

The spelling of 2643775250073 in words is "two trillion, six hundred forty-three billion, seven hundred seventy-five million, two hundred fifty thousand, seventy-three".