61611520161196 has 24 divisors (see below), whose sum is σ = 108775287815040. Its totient is φ = 30532871346432.

The previous prime is 61611520161167. The next prime is 61611520161439. The reversal of 61611520161196 is 69116102511616.

It is a super-2 number, since 2×61611520161196² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56187045 + ... + 57273091.

It is an arithmetic number, because the mean of its divisors is an integer number (4532303658960).

Almost surely, 2^{61611520161196} is an apocalyptic number.

It is an amenable number.

61611520161196 is a deficient number, since it is larger than the sum of its proper divisors (47163767653844).

61611520161196 is a wasteful number, since it uses less digits than its factorization.

61611520161196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211673 (or 1211671 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 46.

The spelling of 61611520161196 in words is "sixty-one trillion, six hundred eleven billion, five hundred twenty million, one hundred sixty-one thousand, one hundred ninety-six".