61066651033 has 16 divisors (see below), whose sum is σ = 63197309952. Its totient is φ = 58968000000.

The previous prime is 61066651003. The next prime is 61066651069. The reversal of 61066651033 is 33015666016.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61066651033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61066650983 and 61066651001.

It is not an unprimeable number, because it can be changed into a prime (61066651003) 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, 3470608 + ... + 3488158.

It is an arithmetic number, because the mean of its divisors is an integer number (3949831872).

Almost surely, 2^61066651033 is an apocalyptic number.

It is an amenable number.

61066651033 is a deficient number, since it is larger than the sum of its proper divisors (2130658919).

61066651033 is a wasteful number, since it uses less digits than its factorization.

61066651033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18456.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 61066651033 in words is "sixty-one billion, sixty-six million, six hundred fifty-one thousand, thirty-three".