540426400143 has 48 divisors (see below), whose sum is σ = 858365307360. Its totient is φ = 301449517824.

The previous prime is 540426400121. The next prime is 540426400183. The reversal of 540426400143 is 341004624045.

It is a happy number.

It is not a de Polignac number, because 540426400143 - 2¹² = 540426396047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540426400183) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1358773 + ... + 1710881.

It is an arithmetic number, because the mean of its divisors is an integer number (17882610570).

Almost surely, 2^540426400143 is an apocalyptic number.

540426400143 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

540426400143 is a deficient number, since it is larger than the sum of its proper divisors (317938907217).

540426400143 is a wasteful number, since it uses less digits than its factorization.

540426400143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352376 (or 352369 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 540426400143 in words is "five hundred forty billion, four hundred twenty-six million, four hundred thousand, one hundred forty-three".