545331445134 has 192 divisors, whose sum is σ = 1358811023616. Its totient is φ = 144963388416.

The previous prime is 545331445123. The next prime is 545331445147. The reversal of 545331445134 is 431544133545.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 365258092 + ... + 365259584.

It is an arithmetic number, because the mean of its divisors is an integer number (7077140748).

Almost surely, 2^545331445134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545331445134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (679405511808).

545331445134 is an abundant number, since it is smaller than the sum of its proper divisors (813479578482).

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

545331445134 is a wasteful number, since it uses less digits than its factorization.

545331445134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2312 counting only the distinct ones).

The product of its digits is 864000, while the sum is 42.

Adding to 545331445134 its reverse (431544133545), we get a palindrome (976875578679).

The spelling of 545331445134 in words is "five hundred forty-five billion, three hundred thirty-one million, four hundred forty-five thousand, one hundred thirty-four".