61130160628 has 12 divisors (see below), whose sum is σ = 106981265860. Its totient is φ = 30564084672.

The previous prime is 61130160601. The next prime is 61130160631. The reversal of 61130160628 is 82606103116.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 32188665744 + 28941494884 = 179412^2 + 170122^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61130160593 and 61130160602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101001 + ... + 363952.

Almost surely, 2^61130160628 is an apocalyptic number.

It is an amenable number.

61130160628 is a deficient number, since it is larger than the sum of its proper divisors (45851105232).

61130160628 is a wasteful number, since it uses less digits than its factorization.

61130160628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497826 (or 497824 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 61130160628 in words is "sixty-one billion, one hundred thirty million, one hundred sixty thousand, six hundred twenty-eight".