61160556160 has 128 divisors (see below), whose sum is σ = 167899262400. Its totient is φ = 21069619200.

The previous prime is 61160556133. The next prime is 61160556187. The reversal of 61160556160 is 6165506116.

It is an interprime number because it is at equal distance from previous prime (61160556133) and next prime (61160556187).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×61160556160² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94861 + ... + 362380.

Almost surely, 2^61160556160 is an apocalyptic number.

It is an amenable number.

61160556160 is an abundant number, since it is smaller than the sum of its proper divisors (106738706240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61160556160 is a wasteful number, since it uses less digits than its factorization.

61160556160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457290 (or 457278 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 61160556160 in words is "sixty-one billion, one hundred sixty million, five hundred fifty-six thousand, one hundred sixty".