273478926381696 has 256 divisors, whose sum is σ = 962555229388800. Its totient is φ = 74739582213120.

The previous prime is 273478926381679. The next prime is 273478926381697. The reversal of 273478926381696 is 696183629874372.

273478926381696 is a `hidden beast` number, since 2 + 7 + 3 + 478 + 9 + 2 + 6 + 3 + 81 + 69 + 6 = 666.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (273478926381697) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 245194000 + ... + 246306831.

It is an arithmetic number, because the mean of its divisors is an integer number (3759981364800).

Almost surely, 2^{273478926381696} is an apocalyptic number.

It is an amenable number.

273478926381696 is an abundant number, since it is smaller than the sum of its proper divisors (689076303007104).

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

273478926381696 is a wasteful number, since it uses less digits than its factorization.

273478926381696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491500884 (or 491500866 counting only the distinct ones).

The product of its digits is 7900913664, while the sum is 81.

The spelling of 273478926381696 in words is "two hundred seventy-three trillion, four hundred seventy-eight billion, nine hundred twenty-six million, three hundred eighty-one thousand, six hundred ninety-six".