61243234216 has 32 divisors (see below), whose sum is σ = 115380930600. Its totient is φ = 30475100160.

The previous prime is 61243234211. The next prime is 61243234219.

61243234216 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 61241400900 + 1833316 = 247470^2 + 1354^2 .

It is not an unprimeable number, because it can be changed into a prime (61243234211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5565616 + ... + 5576608.

Almost surely, 2^61243234216 is an apocalyptic number.

It is an amenable number.

61243234216 is a deficient number, since it is larger than the sum of its proper divisors (54137696384).

61243234216 is a wasteful number, since it uses less digits than its factorization.

61243234216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14269 (or 14265 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The spelling of 61243234216 in words is "sixty-one billion, two hundred forty-three million, two hundred thirty-four thousand, two hundred sixteen".