1226254425265 has 16 divisors (see below), whose sum is σ = 1472393106432. Its totient is φ = 980411874624.

The previous prime is 1226254425259. The next prime is 1226254425287. The reversal of 1226254425265 is 5625244526221.

It is a cyclic number.

It is not a de Polignac number, because 1226254425265 - 2¹⁵ = 1226254392497 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, 72435232 + ... + 72452158.

It is an arithmetic number, because the mean of its divisors is an integer number (92024569152).

Almost surely, 2^{1226254425265} is an apocalyptic number.

It is an amenable number.

1226254425265 is a deficient number, since it is larger than the sum of its proper divisors (246138681167).

1226254425265 is a wasteful number, since it uses less digits than its factorization.

1226254425265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24816.

The product of its digits is 2304000, while the sum is 46.

The spelling of 1226254425265 in words is "one trillion, two hundred twenty-six billion, two hundred fifty-four million, four hundred twenty-five thousand, two hundred sixty-five".