61412566080 has 112 divisors (see below), whose sum is σ = 205247321280. Its totient is φ = 15514748928.

The previous prime is 61412566069. The next prime is 61412566081. The reversal of 61412566080 is 8066521416.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (61412566081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1665219 + ... + 1701698.

Almost surely, 2^61412566080 is an apocalyptic number.

61412566080 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61412566080 is an abundant number, since it is smaller than the sum of its proper divisors (143834755200).

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

61412566080 is a wasteful number, since it uses less digits than its factorization.

61412566080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366956 (or 3366946 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 61412566080 in words is "sixty-one billion, four hundred twelve million, five hundred sixty-six thousand, eighty".