540550164 has 96 divisors (see below), whose sum is σ = 1604736000. Its totient is φ = 140390880.

The previous prime is 540550151. The next prime is 540550183. The reversal of 540550164 is 461055045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39307 + ... + 51245.

It is an arithmetic number, because the mean of its divisors is an integer number (16716000).

Almost surely, 2^540550164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540550164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802368000).

540550164 is an abundant number, since it is smaller than the sum of its proper divisors (1064185836).

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

540550164 is a wasteful number, since it uses less digits than its factorization.

540550164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11978 (or 11962 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 540550164 is about 23249.7347081639. The cubic root of 540550164 is about 814.6017420117.

The spelling of 540550164 in words is "five hundred forty million, five hundred fifty thousand, one hundred sixty-four".