137104561644 has 48 divisors (see below), whose sum is σ = 324775938816. Its totient is φ = 45007905600.

The previous prime is 137104561639. The next prime is 137104561709. The reversal of 137104561644 is 446165401731.

It is a super-3 number, since 3×137104561644³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 137104561596 and 137104561605.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684054 + ... + 861474.

It is an arithmetic number, because the mean of its divisors is an integer number (6766165392).

Almost surely, 2^137104561644 is an apocalyptic number.

It is an amenable number.

137104561644 is an abundant number, since it is smaller than the sum of its proper divisors (187671377172).

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

137104561644 is a wasteful number, since it uses less digits than its factorization.

137104561644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178406 (or 178404 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 137104561644 in words is "one hundred thirty-seven billion, one hundred four million, five hundred sixty-one thousand, six hundred forty-four".