137112321834 has 56 divisors (see below), whose sum is σ = 309960027012. Its totient is φ = 45467205120.

The previous prime is 137112321833. The next prime is 137112321847. The reversal of 137112321834 is 438123211731.

It can be written as a sum of positive squares in 2 ways, for example, as 134063625609 + 3048696225 = 366147^2 + 55215^2 .

It is not an unprimeable number, because it can be changed into a prime (137112321833) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 37764 + ... + 525024.

Almost surely, 2^137112321834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137112321834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154980013506).

137112321834 is an abundant number, since it is smaller than the sum of its proper divisors (172847705178).

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

137112321834 is an equidigital number, since it uses as much as digits as its factorization.

137112321834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487474 (or 487459 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The spelling of 137112321834 in words is "one hundred thirty-seven billion, one hundred twelve million, three hundred twenty-one thousand, eight hundred thirty-four".