61848622684816 has 20 divisors (see below), whose sum is σ = 130725497947824. Its totient is φ = 28113010311200.

The previous prime is 61848622684801. The next prime is 61848622684867.

61848622684816 is nontrivially palindromic in base 10.

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, 175706314270 + ... + 175706314621.

Almost surely, 2^{61848622684816} is an apocalyptic number.

It is an amenable number.

61848622684816 is an abundant number, since it is smaller than the sum of its proper divisors (68876875263008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61848622684816 is a wasteful number, since it uses less digits than its factorization.

61848622684816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351412628910 (or 351412628904 counting only the distinct ones).

The product of its digits is 339738624, while the sum is 70.

The spelling of 61848622684816 in words is "sixty-one trillion, eight hundred forty-eight billion, six hundred twenty-two million, six hundred eighty-four thousand, eight hundred sixteen".