545515134042 has 16 divisors (see below), whose sum is σ = 1107314302752. Its totient is φ = 179124372240.

The previous prime is 545515134029. The next prime is 545515134091. The reversal of 545515134042 is 240431515545.

It is a super-2 number, since 2×545515134042² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678501009 + ... + 678501812.

It is an arithmetic number, because the mean of its divisors is an integer number (69207143922).

Almost surely, 2^545515134042 is an apocalyptic number.

545515134042 is an abundant number, since it is smaller than the sum of its proper divisors (561799168710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545515134042 is a wasteful number, since it uses less digits than its factorization.

545515134042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357002893.

The product of its (nonzero) digits is 240000, while the sum is 39.

Adding to 545515134042 its reverse (240431515545), we get a palindrome (785946649587).

The spelling of 545515134042 in words is "five hundred forty-five billion, five hundred fifteen million, one hundred thirty-four thousand, forty-two".