1545426847428 has 24 divisors (see below), whose sum is σ = 3606037602720. Its totient is φ = 515136336000.

The previous prime is 1545426847339. The next prime is 1545426847439. The reversal of 1545426847428 is 8247486245451.

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, 411303 + ... + 1805553.

It is an arithmetic number, because the mean of its divisors is an integer number (150251566780).

Almost surely, 2^{1545426847428} is an apocalyptic number.

It is an amenable number.

1545426847428 is an abundant number, since it is smaller than the sum of its proper divisors (2060610755292).

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

1545426847428 is a wasteful number, since it uses less digits than its factorization.

1545426847428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486627 (or 1486625 counting only the distinct ones).

The product of its digits is 68812800, while the sum is 60.

The spelling of 1545426847428 in words is "one trillion, five hundred forty-five billion, four hundred twenty-six million, eight hundred forty-seven thousand, four hundred twenty-eight".