545140200454 has 4 divisors (see below), whose sum is σ = 817710300684. Its totient is φ = 272570100226.

The previous prime is 545140200439. The next prime is 545140200461. The reversal of 545140200454 is 454002041545.

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

It is a super-2 number, since 2×545140200454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136285050112 + ... + 136285050115.

It is an arithmetic number, because the mean of its divisors is an integer number (204427575171).

Almost surely, 2^545140200454 is an apocalyptic number.

545140200454 is a deficient number, since it is larger than the sum of its proper divisors (272570100230).

545140200454 is a wasteful number, since it uses less digits than its factorization.

545140200454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272570100229.

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 545140200454 its reverse (454002041545), we get a palindrome (999142241999).

The spelling of 545140200454 in words is "five hundred forty-five billion, one hundred forty million, two hundred thousand, four hundred fifty-four".