270283781340 has 48 divisors (see below), whose sum is σ = 840882876960. Its totient is φ = 72075674880.

The previous prime is 270283781329. The next prime is 270283781347. The reversal of 270283781340 is 43187382072.

270283781340 is a `hidden beast` number, since 27 + 0 + 283 + 7 + 8 + 1 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270283781347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250262221 + ... + 250263300.

It is an arithmetic number, because the mean of its divisors is an integer number (17518393270).

Almost surely, 2^270283781340 is an apocalyptic number.

270283781340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

270283781340 is an abundant number, since it is smaller than the sum of its proper divisors (570599095620).

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

270283781340 is a wasteful number, since it uses less digits than its factorization.

270283781340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500525539 (or 500525531 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 270283781340 in words is "two hundred seventy billion, two hundred eighty-three million, seven hundred eighty-one thousand, three hundred forty".