58661161803 has 24 divisors (see below), whose sum is σ = 84967150320. Its totient is φ = 38999413440.

The previous prime is 58661161777. The next prime is 58661161847. The reversal of 58661161803 is 30816116685.

58661161803 is a `hidden beast` number, since 586 + 6 + 1 + 1 + 61 + 8 + 0 + 3 = 666.

It is not a de Polignac number, because 58661161803 - 2⁸ = 58661161547 is a prime.

It is a super-2 number, since 2×58661161803² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (58661161303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5979100 + ... + 5988902.

It is an arithmetic number, because the mean of its divisors is an integer number (3540297930).

Almost surely, 2^58661161803 is an apocalyptic number.

58661161803 is a deficient number, since it is larger than the sum of its proper divisors (26305988517).

58661161803 is a wasteful number, since it uses less digits than its factorization.

58661161803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11579 (or 11576 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 58661161803 in words is "fifty-eight billion, six hundred sixty-one million, one hundred sixty-one thousand, eight hundred three".