2025376643 has 2 divisors, whose sum is σ = 2025376644. Its totient is φ = 2025376642.

The previous prime is 2025376607. The next prime is 2025376657. The reversal of 2025376643 is 3466735202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2025376643 - 2⁶ = 2025376579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2025376597 and 2025376606.

It is not a weakly prime, because it can be changed into another prime (2025376693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1012688321 + 1012688322.

It is an arithmetic number, because the mean of its divisors is an integer number (1012688322).

Almost surely, 2^2025376643 is an apocalyptic number.

2025376643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2025376643 is an equidigital number, since it uses as much as digits as its factorization.

2025376643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

The square root of 2025376643 is about 45004.1847276451. The cubic root of 2025376643 is about 1265.2274308702.

The spelling of 2025376643 in words is "two billion, twenty-five million, three hundred seventy-six thousand, six hundred forty-three".