1345440225654 has 48 divisors (see below), whose sum is σ = 3421608616608. Its totient is φ = 374021991936.

The previous prime is 1345440225593. The next prime is 1345440225667. The reversal of 1345440225654 is 4565220445431.

It is a happy number.

1345440225654 is a `hidden beast` number, since 1 + 3 + 4 + 544 + 0 + 2 + 2 + 56 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144293947 + ... + 144303270.

It is an arithmetic number, because the mean of its divisors is an integer number (71283512846).

Almost surely, 2^{1345440225654} is an apocalyptic number.

1345440225654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1345440225654 is an abundant number, since it is smaller than the sum of its proper divisors (2076168390954).

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

1345440225654 is a wasteful number, since it uses less digits than its factorization.

1345440225654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288597269 (or 288597266 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

The spelling of 1345440225654 in words is "one trillion, three hundred forty-five billion, four hundred forty million, two hundred twenty-five thousand, six hundred fifty-four".