545250421151 has 4 divisors (see below), whose sum is σ = 545429723904. Its totient is φ = 545071118400.

The previous prime is 545250421139. The next prime is 545250421193. The reversal of 545250421151 is 151124052545.

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 545250421151 - 2¹⁴ = 545250404767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545250471151) 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, 89646815 + ... + 89652896.

It is an arithmetic number, because the mean of its divisors is an integer number (136357430976).

Almost surely, 2^545250421151 is an apocalyptic number.

545250421151 is a deficient number, since it is larger than the sum of its proper divisors (179302753).

545250421151 is a wasteful number, since it uses less digits than its factorization.

545250421151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179302752.

The product of its (nonzero) digits is 40000, while the sum is 35.

Adding to 545250421151 its reverse (151124052545), we get a palindrome (696374473696).

The spelling of 545250421151 in words is "five hundred forty-five billion, two hundred fifty million, four hundred twenty-one thousand, one hundred fifty-one".