540525613253634 has 32 divisors (see below), whose sum is σ = 1203556037523840. Its totient is φ = 179817003207216.

The previous prime is 540525613253581. The next prime is 540525613253699. The reversal of 540525613253634 is 436352316525045.

540525613253634 is a `hidden beast` number, since 5 + 4 + 0 + 5 + 256 + 1 + 3 + 25 + 363 + 4 = 666.

It is a super-2 number, since 2×540525613253634² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9950006217 + ... + 9950060540.

It is an arithmetic number, because the mean of its divisors is an integer number (37611126172620).

Almost surely, 2^{540525613253634} is an apocalyptic number.

540525613253634 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

540525613253634 is an abundant number, since it is smaller than the sum of its proper divisors (663030424270206).

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

540525613253634 is a wasteful number, since it uses less digits than its factorization.

540525613253634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19900067271 (or 19900067265 counting only the distinct ones).

The product of its (nonzero) digits is 38880000, while the sum is 54.

Adding to 540525613253634 its reverse (436352316525045), we get a palindrome (976877929778679).

The spelling of 540525613253634 in words is "five hundred forty trillion, five hundred twenty-five billion, six hundred thirteen million, two hundred fifty-three thousand, six hundred thirty-four".