137451117738 has 64 divisors (see below), whose sum is σ = 308499540480. Its totient is φ = 40460212800.

The previous prime is 137451117721. The next prime is 137451117781. The reversal of 137451117738 is 837711154731.

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, 1466133 + ... + 1557063.

It is an arithmetic number, because the mean of its divisors is an integer number (4820305320).

Almost surely, 2^137451117738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137451117738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154249770240).

137451117738 is an abundant number, since it is smaller than the sum of its proper divisors (171048422742).

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

137451117738 is a wasteful number, since it uses less digits than its factorization.

137451117738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91603.

The product of its digits is 493920, while the sum is 48.

The spelling of 137451117738 in words is "one hundred thirty-seven billion, four hundred fifty-one million, one hundred seventeen thousand, seven hundred thirty-eight".