61211224316 has 12 divisors (see below), whose sum is σ = 116857791960. Its totient is φ = 27823283760.

The previous prime is 61211224303. The next prime is 61211224337. The reversal of 61211224316 is 61342211216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695582051 + ... + 695582138.

It is an arithmetic number, because the mean of its divisors is an integer number (9738149330).

Almost surely, 2^61211224316 is an apocalyptic number.

It is an amenable number.

61211224316 is a deficient number, since it is larger than the sum of its proper divisors (55646567644).

61211224316 is a wasteful number, since it uses less digits than its factorization.

61211224316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391164204 (or 1391164202 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The spelling of 61211224316 in words is "sixty-one billion, two hundred eleven million, two hundred twenty-four thousand, three hundred sixteen".