1226253168080 has 20 divisors (see below), whose sum is σ = 2851038615972. Its totient is φ = 490501267200.

The previous prime is 1226253168061. The next prime is 1226253168103. The reversal of 1226253168080 is 808613526221.

It can be written as a sum of positive squares in 2 ways, for example, as 889045323664 + 337207844416 = 942892^2 + 580696^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7664082221 + ... + 7664082380.

Almost surely, 2^{1226253168080} is an apocalyptic number.

1226253168080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1226253168080 is an abundant number, since it is smaller than the sum of its proper divisors (1624785447892).

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

1226253168080 is a wasteful number, since it uses less digits than its factorization.

1226253168080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15328164614 (or 15328164608 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 1226253168080 in words is "one trillion, two hundred twenty-six billion, two hundred fifty-three million, one hundred sixty-eight thousand, eighty".