137040161064 has 128 divisors (see below), whose sum is σ = 363428736000. Its totient is φ = 42941435904.

The previous prime is 137040161053. The next prime is 137040161077. The reversal of 137040161064 is 460161040731.

It is a super-2 number, since 2×137040161064² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38633739 + ... + 38637285.

It is an arithmetic number, because the mean of its divisors is an integer number (2839287000).

Almost surely, 2^137040161064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137040161064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181714368000).

137040161064 is an abundant number, since it is smaller than the sum of its proper divisors (226388574936).

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

137040161064 is a wasteful number, since it uses less digits than its factorization.

137040161064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207 (or 4203 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 137040161064 in words is "one hundred thirty-seven billion, forty million, one hundred sixty-one thousand, sixty-four".