540426400144 has 20 divisors (see below), whose sum is σ = 1047088094796. Its totient is φ = 270210117632.

The previous prime is 540426400121. The next prime is 540426400183. The reversal of 540426400144 is 441004624045.

It can be written as a sum of positive squares in 2 ways, for example, as 206934010000 + 333492390144 = 454900^2 + 577488^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2032752 + ... + 2283184.

Almost surely, 2^540426400144 is an apocalyptic number.

It is an amenable number.

540426400144 is a deficient number, since it is larger than the sum of its proper divisors (506661694652).

540426400144 is a wasteful number, since it uses less digits than its factorization.

540426400144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385314 (or 385308 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

The spelling of 540426400144 in words is "five hundred forty billion, four hundred twenty-six million, four hundred thousand, one hundred forty-four".