61077168 has 30 divisors (see below), whose sum is σ = 170931644. Its totient is φ = 20359008.

The previous prime is 61077151. The next prime is 61077173. The reversal of 61077168 is 86177016.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211930 + ... + 212217.

Almost surely, 2^61077168 is an apocalyptic number.

It is an amenable number.

61077168 is an abundant number, since it is smaller than the sum of its proper divisors (109854476).

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

61077168 is a wasteful number, since it uses less digits than its factorization.

61077168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424161 (or 424152 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 61077168 is about 7815.1882894784. The cubic root of 61077168 is about 393.8156437797.

The spelling of 61077168 in words is "sixty-one million, seventy-seven thousand, one hundred sixty-eight".