105551550043 has 8 divisors (see below), whose sum is σ = 106063207376. Its totient is φ = 105040000800.

The previous prime is 105551550011. The next prime is 105551550047. The reversal of 105551550043 is 340055155501.

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

It is a cyclic number.

It is not a de Polignac number, because 105551550043 - 2⁵ = 105551550011 is a prime.

It is a super-2 number, since 2×105551550043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105551549990 and 105551550008.

It is not an unprimeable number, because it can be changed into a prime (105551550047) 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, 2498605 + ... + 2540497.

It is an arithmetic number, because the mean of its divisors is an integer number (13257900922).

Almost surely, 2^105551550043 is an apocalyptic number.

105551550043 is a deficient number, since it is larger than the sum of its proper divisors (511657333).

105551550043 is a wasteful number, since it uses less digits than its factorization.

105551550043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54045.

The product of its (nonzero) digits is 37500, while the sum is 34.

The spelling of 105551550043 in words is "one hundred five billion, five hundred fifty-one million, five hundred fifty thousand, forty-three".