1547042864312 has 64 divisors (see below), whose sum is σ = 3331182758400. Its totient is φ = 666144864000.

The previous prime is 1547042864303. The next prime is 1547042864317. The reversal of 1547042864312 is 2134682407451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1547042864317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37500737 + ... + 37541967.

It is an arithmetic number, because the mean of its divisors is an integer number (52049730600).

Almost surely, 2^{1547042864312} is an apocalyptic number.

It is an amenable number.

1547042864312 is an abundant number, since it is smaller than the sum of its proper divisors (1784139894088).

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

1547042864312 is a wasteful number, since it uses less digits than its factorization.

1547042864312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63708 (or 63704 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 1547042864312 in words is "one trillion, five hundred forty-seven billion, forty-two million, eight hundred sixty-four thousand, three hundred twelve".