545350140 has 144 divisors (see below), whose sum is σ = 1808352000. Its totient is φ = 132433920.

The previous prime is 545350129. The next prime is 545350151. The reversal of 545350140 is 41053545.

It is an interprime number because it is at equal distance from previous prime (545350129) and next prime (545350151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91986 + ... + 97734.

It is an arithmetic number, because the mean of its divisors is an integer number (12558000).

Almost surely, 2^545350140 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 545350140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (904176000).

545350140 is an abundant number, since it is smaller than the sum of its proper divisors (1263001860).

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

545350140 is a wasteful number, since it uses less digits than its factorization.

545350140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5812 (or 5807 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 545350140 is about 23352.7330306326. The cubic root of 545350140 is about 817.0058062966.

It can be divided in two parts, 545350 and 140, that added together give a triangular number (545490 = T₁₀₄₄).

The spelling of 545350140 in words is "five hundred forty-five million, three hundred fifty thousand, one hundred forty".