61774847716 has 12 divisors (see below), whose sum is σ = 108176976432. Its totient is φ = 30867140168.

The previous prime is 61774847647. The next prime is 61774847731.

61774847716 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×61774847716² (a number of 22 digits) contains 22 as substring.

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, 5064070 + ... + 5076253.

It is an arithmetic number, because the mean of its divisors is an integer number (9014748036).

Almost surely, 2^61774847716 is an apocalyptic number.

It is an amenable number.

61774847716 is a deficient number, since it is larger than the sum of its proper divisors (46402128716).

61774847716 is a wasteful number, since it uses less digits than its factorization.

61774847716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10141850 (or 10141848 counting only the distinct ones).

The product of its digits is 11063808, while the sum is 58.

The spelling of 61774847716 in words is "sixty-one billion, seven hundred seventy-four million, eight hundred forty-seven thousand, seven hundred sixteen".