2126755593447 has 16 divisors (see below), whose sum is σ = 2864586616320. Its totient is φ = 1403449493472.

The previous prime is 2126755593439. The next prime is 2126755593463. The reversal of 2126755593447 is 7443955576212.

It is not a de Polignac number, because 2126755593447 - 2³ = 2126755593439 is a prime.

It is a super-2 number, since 2×2126755593447² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126755593427) 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, 8460547 + ... + 8708292.

It is an arithmetic number, because the mean of its divisors is an integer number (179036663520).

Almost surely, 2^{2126755593447} is an apocalyptic number.

2126755593447 is a deficient number, since it is larger than the sum of its proper divisors (737831022873).

2126755593447 is a wasteful number, since it uses less digits than its factorization.

2126755593447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17169262.

The product of its digits is 63504000, while the sum is 60.

The spelling of 2126755593447 in words is "two trillion, one hundred twenty-six billion, seven hundred fifty-five million, five hundred ninety-three thousand, four hundred forty-seven".