540244201553 has 8 divisors (see below), whose sum is σ = 617568948480. Its totient is φ = 462956205600.

The previous prime is 540244201537. The next prime is 540244201603. The reversal of 540244201553 is 355102442045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 540244201553 - 2⁴ = 540244201537 is a prime.

It is a super-2 number, since 2×540244201553² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (540244201753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9156233 + ... + 9215046.

It is an arithmetic number, because the mean of its divisors is an integer number (77196118560).

Almost surely, 2^540244201553 is an apocalyptic number.

It is an amenable number.

540244201553 is a deficient number, since it is larger than the sum of its proper divisors (77324746927).

540244201553 is a wasteful number, since it uses less digits than its factorization.

540244201553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18375487.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 540244201553 its reverse (355102442045), we get a palindrome (895346643598).

The spelling of 540244201553 in words is "five hundred forty billion, two hundred forty-four million, two hundred one thousand, five hundred fifty-three".