540820458453 has 32 divisors (see below), whose sum is σ = 793641784320. Its totient is φ = 324867205760.

The previous prime is 540820458443. The next prime is 540820458467. The reversal of 540820458453 is 354854028045.

It is a cyclic number.

It is not a de Polignac number, because 540820458453 - 2⁵ = 540820458421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540820458443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1770913 + ... + 2053721.

It is an arithmetic number, because the mean of its divisors is an integer number (24801305760).

Almost surely, 2^540820458453 is an apocalyptic number.

It is an amenable number.

540820458453 is a deficient number, since it is larger than the sum of its proper divisors (252821325867).

540820458453 is a wasteful number, since it uses less digits than its factorization.

540820458453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283337.

The product of its (nonzero) digits is 3072000, while the sum is 48.

The spelling of 540820458453 in words is "five hundred forty billion, eight hundred twenty million, four hundred fifty-eight thousand, four hundred fifty-three".