137506261448 has 32 divisors (see below), whose sum is σ = 260392968000. Its totient is φ = 68071347648.

The previous prime is 137506261411. The next prime is 137506261471. The reversal of 137506261448 is 844162605731.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142478 + ... + 543426.

It is an arithmetic number, because the mean of its divisors is an integer number (8137280250).

Almost surely, 2^137506261448 is an apocalyptic number.

It is an amenable number.

137506261448 is a deficient number, since it is larger than the sum of its proper divisors (122886706552).

137506261448 is a wasteful number, since it uses less digits than its factorization.

137506261448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401381 (or 401377 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 137506261448 in words is "one hundred thirty-seven billion, five hundred six million, two hundred sixty-one thousand, four hundred forty-eight".