541078661653 has 16 divisors (see below), whose sum is σ = 555114580416. Its totient is φ = 527257710720.

The previous prime is 541078661609. The next prime is 541078661659. The reversal of 541078661653 is 356166870145.

It is a cyclic number.

It is not a de Polignac number, because 541078661653 - 2¹³ = 541078653461 is a prime.

It is a super-2 number, since 2×541078661653² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 541078661653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541078661659) 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, 2046175 + ... + 2295427.

It is an arithmetic number, because the mean of its divisors is an integer number (34694661276).

Almost surely, 2^541078661653 is an apocalyptic number.

It is an amenable number.

541078661653 is a deficient number, since it is larger than the sum of its proper divisors (14035918763).

541078661653 is a wasteful number, since it uses less digits than its factorization.

541078661653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249684.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 541078661653 in words is "five hundred forty-one billion, seventy-eight million, six hundred sixty-one thousand, six hundred fifty-three".