55340673729 has 8 divisors (see below), whose sum is σ = 80495525472. Its totient is φ = 33539802240.

The previous prime is 55340673719. The next prime is 55340673757. The reversal of 55340673729 is 92737604355.

55340673729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55340673729 - 2⁸ = 55340673473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55340673709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 838495024 + ... + 838495089.

It is an arithmetic number, because the mean of its divisors is an integer number (10061940684).

Almost surely, 2^55340673729 is an apocalyptic number.

It is an amenable number.

55340673729 is a deficient number, since it is larger than the sum of its proper divisors (25154851743).

55340673729 is a wasteful number, since it uses less digits than its factorization.

55340673729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676990127.

The product of its (nonzero) digits is 4762800, while the sum is 51.

The spelling of 55340673729 in words is "fifty-five billion, three hundred forty million, six hundred seventy-three thousand, seven hundred twenty-nine".