540065401425 has 144 divisors (see below), whose sum is σ = 1154662971840. Its totient is φ = 246446323200.

The previous prime is 540065401423. The next prime is 540065401429. The reversal of 540065401425 is 524104560045.

540065401425 is a `hidden beast` number, since 540 + 0 + 65 + 40 + 14 + 2 + 5 = 666.

It is not a de Polignac number, because 540065401425 - 2¹ = 540065401423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540065401425.

It is not an unprimeable number, because it can be changed into a prime (540065401423) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1193994 + ... + 1582956.

It is an arithmetic number, because the mean of its divisors is an integer number (8018492860).

Almost surely, 2^540065401425 is an apocalyptic number.

540065401425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

540065401425 is an abundant number, since it is smaller than the sum of its proper divisors (614597570415).

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

540065401425 is a wasteful number, since it uses less digits than its factorization.

540065401425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389021 (or 388999 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 540065401425 in words is "five hundred forty billion, sixty-five million, four hundred one thousand, four hundred twenty-five".