540651244155 has 16 divisors (see below), whose sum is σ = 943682171904. Its totient is φ = 262133936480.

The previous prime is 540651244117. The next prime is 540651244157. The reversal of 540651244155 is 551442156045.

It is a happy number.

It is not a de Polignac number, because 540651244155 - 2¹¹ = 540651242107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540651244157) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1638336939 + ... + 1638337268.

It is an arithmetic number, because the mean of its divisors is an integer number (58980135744).

Almost surely, 2^540651244155 is an apocalyptic number.

540651244155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

540651244155 is a deficient number, since it is larger than the sum of its proper divisors (403030927749).

540651244155 is a wasteful number, since it uses less digits than its factorization.

540651244155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276674226.

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 540651244155 in words is "five hundred forty billion, six hundred fifty-one million, two hundred forty-four thousand, one hundred fifty-five".