270638498340 has 216 divisors, whose sum is σ = 985773664512. Its totient is φ = 59864676480.

The previous prime is 270638498323. The next prime is 270638498363. The reversal of 270638498340 is 43894836072.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 221494 + ... + 768333.

Almost surely, 2^270638498340 is an apocalyptic number.

270638498340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 270638498340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492886832256).

270638498340 is an abundant number, since it is smaller than the sum of its proper divisors (715135166172).

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

270638498340 is a wasteful number, since it uses less digits than its factorization.

270638498340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989887 (or 989875 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 270638498340 in words is "two hundred seventy billion, six hundred thirty-eight million, four hundred ninety-eight thousand, three hundred forty".