13127228536734 has 48 divisors (see below), whose sum is σ = 31377277988784. Its totient is φ = 3940631452800.

The previous prime is 13127228536627. The next prime is 13127228536753. The reversal of 13127228536734 is 43763582272131.

It is a happy number.

13127228536734 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 72 + 2 + 8 + 536 + 7 + 34 = 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, 684127812 + ... + 684146999.

It is an arithmetic number, because the mean of its divisors is an integer number (653693291433).

Almost surely, 2^{13127228536734} is an apocalyptic number.

13127228536734 is an abundant number, since it is smaller than the sum of its proper divisors (18250049452050).

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

13127228536734 is a wasteful number, since it uses less digits than its factorization.

13127228536734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368274873 (or 1368274870 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The spelling of 13127228536734 in words is "thirteen trillion, one hundred twenty-seven billion, two hundred twenty-eight million, five hundred thirty-six thousand, seven hundred thirty-four".