137947782848 has 28 divisors (see below), whose sum is σ = 273752203320. Its totient is φ = 68970849792.

The previous prime is 137947782809. The next prime is 137947782859. The reversal of 137947782848 is 848287749731.

It is a super-3 number, since 3×137947782848³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2362388 + ... + 2420076.

Almost surely, 2^137947782848 is an apocalyptic number.

It is an amenable number.

137947782848 is a deficient number, since it is larger than the sum of its proper divisors (135804420472).

137947782848 is an equidigital number, since it uses as much as digits as its factorization.

137947782848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95064 (or 95054 counting only the distinct ones).

The product of its digits is 151732224, while the sum is 68.

The spelling of 137947782848 in words is "one hundred thirty-seven billion, nine hundred forty-seven million, seven hundred eighty-two thousand, eight hundred forty-eight".