55431429313474 has 16 divisors (see below), whose sum is σ = 86353851324600. Its totient is φ = 26663645314944.

The previous prime is 55431429313457. The next prime is 55431429313487. The reversal of 55431429313474 is 47431392413455.

It can be written as a sum of positive squares in 4 ways, for example, as 39526431870025 + 15904997443449 = 6287005^2 + 3988107^2 .

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, 4208270769 + ... + 4208283940.

Almost surely, 2^{55431429313474} is an apocalyptic number.

55431429313474 is a deficient number, since it is larger than the sum of its proper divisors (30922422011126).

55431429313474 is a wasteful number, since it uses less digits than its factorization.

55431429313474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8416554837.

The product of its digits is 21772800, while the sum is 55.

The spelling of 55431429313474 in words is "fifty-five trillion, four hundred thirty-one billion, four hundred twenty-nine million, three hundred thirteen thousand, four hundred seventy-four".