540654123534 has 64 divisors (see below), whose sum is σ = 1310752143360. Its totient is φ = 145225323360.

The previous prime is 540654123523. The next prime is 540654123599. The reversal of 540654123534 is 435321456045.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2481384 + ... + 2690459.

It is an arithmetic number, because the mean of its divisors is an integer number (20480502240).

Almost surely, 2^540654123534 is an apocalyptic number.

540654123534 is an abundant number, since it is smaller than the sum of its proper divisors (770098019826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540654123534 is a wasteful number, since it uses less digits than its factorization.

540654123534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5172005.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 540654123534 its reverse (435321456045), we get a palindrome (975975579579).

The spelling of 540654123534 in words is "five hundred forty billion, six hundred fifty-four million, one hundred twenty-three thousand, five hundred thirty-four".