5155212540043 has 4 divisors (see below), whose sum is σ = 5203392096600. Its totient is φ = 5107032983488.

The previous prime is 5155212540001. The next prime is 5155212540059. The reversal of 5155212540043 is 3400452125515.

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

It is a cyclic number.

It is not a de Polignac number, because 5155212540043 - 2¹³ = 5155212531851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5155212539984 and 5155212540011.

It is not an unprimeable number, because it can be changed into a prime (5155212540083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24089778118 + ... + 24089778331.

It is an arithmetic number, because the mean of its divisors is an integer number (1300848024150).

Almost surely, 2^{5155212540043} is an apocalyptic number.

5155212540043 is a deficient number, since it is larger than the sum of its proper divisors (48179556557).

5155212540043 is a wasteful number, since it uses less digits than its factorization.

5155212540043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48179556556.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 5155212540043 its reverse (3400452125515), we get a palindrome (8555664665558).

The spelling of 5155212540043 in words is "five trillion, one hundred fifty-five billion, two hundred twelve million, five hundred forty thousand, forty-three".