543056125051 has 4 divisors (see below), whose sum is σ = 592424863704. Its totient is φ = 493687386400.

The previous prime is 543056125043. The next prime is 543056125057. The reversal of 543056125051 is 150521650345.

It is a happy number.

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 543056125051 - 2³ = 543056125043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 543056125051.

It is not an unprimeable number, because it can be changed into a prime (543056125057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24684369310 + ... + 24684369331.

It is an arithmetic number, because the mean of its divisors is an integer number (148106215926).

Almost surely, 2^543056125051 is an apocalyptic number.

543056125051 is a deficient number, since it is larger than the sum of its proper divisors (49368738653).

543056125051 is a wasteful number, since it uses less digits than its factorization.

543056125051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49368738652.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 543056125051 its reverse (150521650345), we get a palindrome (693577775396).

The spelling of 543056125051 in words is "five hundred forty-three billion, fifty-six million, one hundred twenty-five thousand, fifty-one".