4271561965425 has 12 divisors (see below), whose sum is σ = 7062315782960. Its totient is φ = 2278166381520.

The previous prime is 4271561965397. The next prime is 4271561965441. The reversal of 4271561965425 is 5245691651724.

It is a happy number.

It is not a de Polignac number, because 4271561965425 - 2¹⁶ = 4271561899889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28477079695 + ... + 28477079844.

Almost surely, 2^{4271561965425} is an apocalyptic number.

It is an amenable number.

4271561965425 is a deficient number, since it is larger than the sum of its proper divisors (2790753817535).

4271561965425 is a wasteful number, since it uses less digits than its factorization.

4271561965425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56954159552 (or 56954159547 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 57.

The spelling of 4271561965425 in words is "four trillion, two hundred seventy-one billion, five hundred sixty-one million, nine hundred sixty-five thousand, four hundred twenty-five".