540053615640 has 384 divisors, whose sum is σ = 2057660236800. Its totient is φ = 112128952320.

The previous prime is 540053615639. The next prime is 540053615641. The reversal of 540053615640 is 46516350045.

It is an interprime number because it is at equal distance from previous prime (540053615639) and next prime (540053615641).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540053615641) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 107172241 + ... + 107177279.

It is an arithmetic number, because the mean of its divisors is an integer number (5358490200).

Almost surely, 2^540053615640 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 540053615640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028830118400).

540053615640 is an abundant number, since it is smaller than the sum of its proper divisors (1517606621160).

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

540053615640 is a wasteful number, since it uses less digits than its factorization.

540053615640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735 (or 6724 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

Adding to 540053615640 its reverse (46516350045), we get a palindrome (586569965685).

The spelling of 540053615640 in words is "five hundred forty billion, fifty-three million, six hundred fifteen thousand, six hundred forty".