61262026216 has 8 divisors (see below), whose sum is σ = 114866299170. Its totient is φ = 30631013104.

The previous prime is 61262026157. The next prime is 61262026219.

61262026216 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 50162560900 + 11099465316 = 223970^2 + 105354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (61262026219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3828876631 + ... + 3828876646.

Almost surely, 2^61262026216 is an apocalyptic number.

It is an amenable number.

61262026216 is a deficient number, since it is larger than the sum of its proper divisors (53604272954).

61262026216 is a wasteful number, since it uses less digits than its factorization.

61262026216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7657753283 (or 7657753279 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

It can be divided in two parts, 612620 and 26216, that added together give a palindrome (638836).

The spelling of 61262026216 in words is "sixty-one billion, two hundred sixty-two million, twenty-six thousand, two hundred sixteen".