1226434433152 has 64 divisors (see below), whose sum is σ = 2550203510400. Its totient is φ = 586397712384.

The previous prime is 1226434433141. The next prime is 1226434433179. The reversal of 1226434433152 is 2513344346221.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11271424 + ... + 11379712.

It is an arithmetic number, because the mean of its divisors is an integer number (39846929850).

Almost surely, 2^{1226434433152} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1226434433152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1275101755200).

1226434433152 is an abundant number, since it is smaller than the sum of its proper divisors (1323769077248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226434433152 is a wasteful number, since it uses less digits than its factorization.

1226434433152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112173 (or 112161 counting only the distinct ones).

The product of its digits is 414720, while the sum is 40.

Adding to 1226434433152 its reverse (2513344346221), we get a palindrome (3739778779373).

The spelling of 1226434433152 in words is "one trillion, two hundred twenty-six billion, four hundred thirty-four million, four hundred thirty-three thousand, one hundred fifty-two".