137694066325 has 12 divisors (see below), whose sum is σ = 176248405888. Its totient is φ = 106601857200.

The previous prime is 137694066319. The next prime is 137694066353. The reversal of 137694066325 is 523660496731.

It is a happy number.

It is not a de Polignac number, because 137694066325 - 2¹³ = 137694058133 is a prime.

It is a super-2 number, since 2×137694066325² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88834107 + ... + 88835656.

Almost surely, 2^137694066325 is an apocalyptic number.

It is an amenable number.

137694066325 is a deficient number, since it is larger than the sum of its proper divisors (38554339563).

137694066325 is a wasteful number, since it uses less digits than its factorization.

137694066325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177669804 (or 177669799 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 52.

The spelling of 137694066325 in words is "one hundred thirty-seven billion, six hundred ninety-four million, sixty-six thousand, three hundred twenty-five".