4540073043280 has 120 divisors (see below), whose sum is σ = 10684850982912. Its totient is φ = 1793961808128.

The previous prime is 4540073043241. The next prime is 4540073043287. The reversal of 4540073043280 is 823403700454.

It is a happy number.

It is a super-2 number, since 2×4540073043280² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540073043287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 580345449 + ... + 580353271.

Almost surely, 2^{4540073043280} is an apocalyptic number.

4540073043280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4540073043280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5342425491456).

4540073043280 is an abundant number, since it is smaller than the sum of its proper divisors (6144777939632).

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

4540073043280 is a wasteful number, since it uses less digits than its factorization.

4540073043280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8441 (or 8196 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 4540073043280 in words is "four trillion, five hundred forty billion, seventy-three million, forty-three thousand, two hundred eighty".