104020061644 has 12 divisors (see below), whose sum is σ = 182037429000. Its totient is φ = 52009367648.

The previous prime is 104020061617. The next prime is 104020061657. The reversal of 104020061644 is 446160020401.

It is a super-3 number, since 3×104020061644³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407007 + ... + 611305.

It is an arithmetic number, because the mean of its divisors is an integer number (15169785750).

Almost surely, 2^104020061644 is an apocalyptic number.

It is an amenable number.

104020061644 is a deficient number, since it is larger than the sum of its proper divisors (78017367356).

104020061644 is a wasteful number, since it uses less digits than its factorization.

104020061644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331592 (or 331590 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 104020061644 in words is "one hundred four billion, twenty million, sixty-one thousand, six hundred forty-four".