137665689153 has 8 divisors (see below), whose sum is σ = 193215002400. Its totient is φ = 86946751008.

The previous prime is 137665689151. The next prime is 137665689169. The reversal of 137665689153 is 351986566731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137665689153 - 2¹ = 137665689151 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (137665689151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1207593708 + ... + 1207593821.

It is an arithmetic number, because the mean of its divisors is an integer number (24151875300).

Almost surely, 2^137665689153 is an apocalyptic number.

It is an amenable number.

137665689153 is a deficient number, since it is larger than the sum of its proper divisors (55549313247).

137665689153 is a wasteful number, since it uses less digits than its factorization.

137665689153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415187551.

The product of its digits is 24494400, while the sum is 60.

The spelling of 137665689153 in words is "one hundred thirty-seven billion, six hundred sixty-five million, six hundred eighty-nine thousand, one hundred fifty-three".