137587227086 has 4 divisors (see below), whose sum is σ = 206380840632. Its totient is φ = 68793613542.

The previous prime is 137587227079. The next prime is 137587227097. The reversal of 137587227086 is 680722785731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 680722785731 = 1109 ⋅613816759.

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 as a sum of consecutive naturals, namely, 34396806770 + ... + 34396806773.

It is an arithmetic number, because the mean of its divisors is an integer number (51595210158).

Almost surely, 2^137587227086 is an apocalyptic number.

137587227086 is a deficient number, since it is larger than the sum of its proper divisors (68793613546).

137587227086 is an equidigital number, since it uses as much as digits as its factorization.

137587227086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68793613545.

The product of its (nonzero) digits is 7902720, while the sum is 56.

The spelling of 137587227086 in words is "one hundred thirty-seven billion, five hundred eighty-seven million, two hundred twenty-seven thousand, eighty-six".