1354226661256 has 16 divisors (see below), whose sum is σ = 2901914274240. Its totient is φ = 580382854800.

The previous prime is 1354226661251. The next prime is 1354226661257. The reversal of 1354226661256 is 6521666224531.

It is not an unprimeable number, because it can be changed into a prime (1354226661251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12091309420 + ... + 12091309531.

It is an arithmetic number, because the mean of its divisors is an integer number (181369642140).

Almost surely, 2^{1354226661256} is an apocalyptic number.

It is an amenable number.

1354226661256 is an abundant number, since it is smaller than the sum of its proper divisors (1547687612984).

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

1354226661256 is a wasteful number, since it uses less digits than its factorization.

1354226661256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24182618964 (or 24182618960 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 49.

The spelling of 1354226661256 in words is "one trillion, three hundred fifty-four billion, two hundred twenty-six million, six hundred sixty-one thousand, two hundred fifty-six".