545022061251 has 8 divisors (see below), whose sum is σ = 743595990720. Its totient is φ = 354898086312.

The previous prime is 545022061237. The next prime is 545022061261. The reversal of 545022061251 is 152160220545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545022061251 - 2³⁰ = 543948319427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545022061261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2112488481 + ... + 2112488738.

It is an arithmetic number, because the mean of its divisors is an integer number (92949498840).

Almost surely, 2^545022061251 is an apocalyptic number.

545022061251 is a deficient number, since it is larger than the sum of its proper divisors (198573929469).

545022061251 is a wasteful number, since it uses less digits than its factorization.

545022061251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224977265.

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 545022061251 its reverse (152160220545), we get a palindrome (697182281796).

The spelling of 545022061251 in words is "five hundred forty-five billion, twenty-two million, sixty-one thousand, two hundred fifty-one".