137565634672 has 20 divisors (see below), whose sum is σ = 266567541016. Its totient is φ = 68774011200.

The previous prime is 137565634639. The next prime is 137565634691. The reversal of 137565634672 is 276436565731.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420579 + ... + 672322.

Almost surely, 2^137565634672 is an apocalyptic number.

It is an amenable number.

137565634672 is a deficient number, since it is larger than the sum of its proper divisors (129001906344).

137565634672 is a wasteful number, since it uses less digits than its factorization.

137565634672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100776 (or 1100770 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 55.

The spelling of 137565634672 in words is "one hundred thirty-seven billion, five hundred sixty-five million, six hundred thirty-four thousand, six hundred seventy-two".