137873727744 has 72 divisors (see below), whose sum is σ = 372422114400. Its totient is φ = 45271953408.

The previous prime is 137873727703. The next prime is 137873727749. The reversal of 137873727744 is 447727378731.

It is not an unprimeable number, because it can be changed into a prime (137873727749) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1288269 + ... + 1391180.

Almost surely, 2^137873727744 is an apocalyptic number.

It is an amenable number.

137873727744 is an abundant number, since it is smaller than the sum of its proper divisors (234548386656).

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

137873727744 is an equidigital number, since it uses as much as digits as its factorization.

137873727744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679535 (or 2679521 counting only the distinct ones).

The product of its digits is 38723328, while the sum is 60.

The spelling of 137873727744 in words is "one hundred thirty-seven billion, eight hundred seventy-three million, seven hundred twenty-seven thousand, seven hundred forty-four".