61028272603 has 16 divisors (see below), whose sum is σ = 61967056320. Its totient is φ = 60096852864.

The previous prime is 61028272567. The next prime is 61028272649. The reversal of 61028272603 is 30627282016.

It is a cyclic number.

It is not a de Polignac number, because 61028272603 - 2⁹ = 61028272091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61028272673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35214525 + ... + 35216257.

It is an arithmetic number, because the mean of its divisors is an integer number (3872941020).

Almost surely, 2^61028272603 is an apocalyptic number.

61028272603 is a deficient number, since it is larger than the sum of its proper divisors (938783717).

61028272603 is a wasteful number, since it uses less digits than its factorization.

61028272603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 61028272603 in words is "sixty-one billion, twenty-eight million, two hundred seventy-two thousand, six hundred three".