61546004366441 has 8 divisors (see below), whose sum is σ = 70340537682240. Its totient is φ = 52752032795088.

The previous prime is 61546004366417. The next prime is 61546004366449. The reversal of 61546004366441 is 14466340064516.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61546004366441 - 2⁶ = 61546004366377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61546004366441.

It is not an unprimeable number, because it can be changed into a prime (61546004366449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140201306 + ... + 140639603.

It is an arithmetic number, because the mean of its divisors is an integer number (8792567210280).

Almost surely, 2^{61546004366441} is an apocalyptic number.

It is an amenable number.

61546004366441 is a deficient number, since it is larger than the sum of its proper divisors (8794533315799).

61546004366441 is a wasteful number, since it uses less digits than its factorization.

61546004366441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280872223.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 61546004366441 in words is "sixty-one trillion, five hundred forty-six billion, four million, three hundred sixty-six thousand, four hundred forty-one".