541551551155 has 4 divisors (see below), whose sum is σ = 649861861392. Its totient is φ = 433241240920.

The previous prime is 541551551147. The next prime is 541551551171. The reversal of 541551551155 is 551155155145.

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

It is not a de Polignac number, because 541551551155 - 2³ = 541551551147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54155155111 + ... + 54155155120.

It is an arithmetic number, because the mean of its divisors is an integer number (162465465348).

Almost surely, 2^541551551155 is an apocalyptic number.

541551551155 is a deficient number, since it is larger than the sum of its proper divisors (108310310237).

541551551155 is a wasteful number, since it uses less digits than its factorization.

541551551155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108310310236.

The product of its digits is 312500, while the sum is 43.

The spelling of 541551551155 in words is "five hundred forty-one billion, five hundred fifty-one million, five hundred fifty-one thousand, one hundred fifty-five".