55347123561358 has 4 divisors (see below), whose sum is σ = 83020685342040. Its totient is φ = 27673561780678.

The previous prime is 55347123561337. The next prime is 55347123561397. The reversal of 55347123561358 is 85316532174355.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×55347123561358² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13836780890338 + ... + 13836780890341.

It is an arithmetic number, because the mean of its divisors is an integer number (20755171335510).

Almost surely, 2^{55347123561358} is an apocalyptic number.

55347123561358 is a deficient number, since it is larger than the sum of its proper divisors (27673561780682).

55347123561358 is a wasteful number, since it uses less digits than its factorization.

55347123561358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27673561780681.

The product of its digits is 45360000, while the sum is 58.

The spelling of 55347123561358 in words is "fifty-five trillion, three hundred forty-seven billion, one hundred twenty-three million, five hundred sixty-one thousand, three hundred fifty-eight".