61613298872199 has 48 divisors (see below), whose sum is σ = 90936508440960. Its totient is φ = 40190113751040.

The previous prime is 61613298872197. The next prime is 61613298872221. The reversal of 61613298872199 is 99127889231616.

61613298872199 is a `hidden beast` number, since 6 + 1 + 6 + 1 + 329 + 8 + 87 + 219 + 9 = 666.

It is not a de Polignac number, because 61613298872199 - 2¹ = 61613298872197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61613298872197) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 655016379 + ... + 655110435.

It is an arithmetic number, because the mean of its divisors is an integer number (1894510592520).

Almost surely, 2^{61613298872199} is an apocalyptic number.

61613298872199 is a deficient number, since it is larger than the sum of its proper divisors (29323209568761).

61613298872199 is a wasteful number, since it uses less digits than its factorization.

61613298872199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102680 (or 102677 counting only the distinct ones).

The product of its digits is 141087744, while the sum is 72.

The spelling of 61613298872199 in words is "sixty-one trillion, six hundred thirteen billion, two hundred ninety-eight million, eight hundred seventy-two thousand, one hundred ninety-nine".