45540002340 has 288 divisors, whose sum is σ = 161608172544. Its totient is φ = 10163865600.

The previous prime is 45540002267. The next prime is 45540002353. The reversal of 45540002340 is 4320004554.

It is a super-3 number, since 3×45540002340³ (a number of 33 digits) contains 333 as substring.

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, 41512672 + ... + 41513768.

It is an arithmetic number, because the mean of its divisors is an integer number (561139488).

Almost surely, 2^45540002340 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 45540002340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80804086272).

45540002340 is an abundant number, since it is smaller than the sum of its proper divisors (116068170204).

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

45540002340 is a wasteful number, since it uses less digits than its factorization.

45540002340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867 (or 1862 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

Adding to 45540002340 its reverse (4320004554), we get a palindrome (49860006894).

The spelling of 45540002340 in words is "forty-five billion, five hundred forty million, two thousand, three hundred forty".