2525023834643 has 4 divisors (see below), whose sum is σ = 2657919825960. Its totient is φ = 2392127843328.

The previous prime is 2525023834639. The next prime is 2525023834649. The reversal of 2525023834643 is 3464383205252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2525023834643 - 2² = 2525023834639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2525023834649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66447995630 + ... + 66447995667.

It is an arithmetic number, because the mean of its divisors is an integer number (664479956490).

Almost surely, 2^{2525023834643} is an apocalyptic number.

2525023834643 is a deficient number, since it is larger than the sum of its proper divisors (132895991317).

2525023834643 is a wasteful number, since it uses less digits than its factorization.

2525023834643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132895991316.

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 2525023834643 in words is "two trillion, five hundred twenty-five billion, twenty-three million, eight hundred thirty-four thousand, six hundred forty-three".