2146254747625 has 16 divisors (see below), whose sum is σ = 2679101073792. Its totient is φ = 1716635113200.

The previous prime is 2146254747619. The next prime is 2146254747643. The reversal of 2146254747625 is 5267474526412.

It is not a de Polignac number, because 2146254747625 - 2²¹ = 2146252650473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258219 + ... + 2423968.

It is an arithmetic number, because the mean of its divisors is an integer number (167443817112).

Almost surely, 2^{2146254747625} is an apocalyptic number.

2146254747625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2146254747625 is a deficient number, since it is larger than the sum of its proper divisors (532846326167).

2146254747625 is an equidigital number, since it uses as much as digits as its factorization.

2146254747625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686865 (or 3686855 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 55.

The spelling of 2146254747625 in words is "two trillion, one hundred forty-six billion, two hundred fifty-four million, seven hundred forty-seven thousand, six hundred twenty-five".