540021504131152 has 20 divisors (see below), whose sum is σ = 1046296308839616. Its totient is φ = 270009553462880.

The previous prime is 540021504131119. The next prime is 540021504131251. The reversal of 540021504131152 is 251131405120045.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71190088 + ... + 78409639.

Almost surely, 2^{540021504131152} is an apocalyptic number.

It is an amenable number.

540021504131152 is a deficient number, since it is larger than the sum of its proper divisors (506274804708464).

540021504131152 is a wasteful number, since it uses less digits than its factorization.

540021504131152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149825346 (or 149825340 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 540021504131152 its reverse (251131405120045), we get a palindrome (791152909251197).

The spelling of 540021504131152 in words is "five hundred forty trillion, twenty-one billion, five hundred four million, one hundred thirty-one thousand, one hundred fifty-two".