545254320250 has 64 divisors (see below), whose sum is σ = 1070608181760. Its totient is φ = 207691876800.

The previous prime is 545254320241. The next prime is 545254320263. The reversal of 545254320250 is 52023452545.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 192340 + ... + 1061839.

It is an arithmetic number, because the mean of its divisors is an integer number (16728252840).

Almost surely, 2^545254320250 is an apocalyptic number.

545254320250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545254320250 is a deficient number, since it is larger than the sum of its proper divisors (525353861510).

545254320250 is a wasteful number, since it uses less digits than its factorization.

545254320250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254280 (or 1254270 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 37.

Adding to 545254320250 its reverse (52023452545), we get a palindrome (597277772795).

The spelling of 545254320250 in words is "five hundred forty-five billion, two hundred fifty-four million, three hundred twenty thousand, two hundred fifty".