540533324411251 has 16 divisors (see below), whose sum is σ = 544182455995200. Its totient is φ = 536894013737088.

The previous prime is 540533324411239. The next prime is 540533324411263. The reversal of 540533324411251 is 152114423335045.

It is an interprime number because it is at equal distance from previous prime (540533324411239) and next prime (540533324411263).

It is a cyclic number.

It is not a de Polignac number, because 540533324411251 - 2¹⁷ = 540533324280179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540533324411198 and 540533324411207.

It is not an unprimeable number, because it can be changed into a prime (540533324415251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312886105 + ... + 314608933.

It is an arithmetic number, because the mean of its divisors is an integer number (34011403499700).

Almost surely, 2^{540533324411251} is an apocalyptic number.

540533324411251 is a deficient number, since it is larger than the sum of its proper divisors (3649131583949).

540533324411251 is a wasteful number, since it uses less digits than its factorization.

540533324411251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725678.

The product of its (nonzero) digits is 864000, while the sum is 43.

Adding to 540533324411251 its reverse (152114423335045), we get a palindrome (692647747746296).

The spelling of 540533324411251 in words is "five hundred forty trillion, five hundred thirty-three billion, three hundred twenty-four million, four hundred eleven thousand, two hundred fifty-one".