247274472138294 has 8 divisors (see below), whose sum is σ = 494548944276600. Its totient is φ = 82424824046096.

The previous prime is 247274472138289. The next prime is 247274472138301. The reversal of 247274472138294 is 492831274472742.

It is a sphenic number, since it is the product of 3 distinct primes.

247274472138294 is an admirable number.

It is a super-2 number, since 2×247274472138294² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 20606206011519 + ... + 20606206011530.

It is an arithmetic number, because the mean of its divisors is an integer number (61818618034575).

Almost surely, 2^{247274472138294} is an apocalyptic number.

247274472138294 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

247274472138294 is a wasteful number, since it uses less digits than its factorization.

247274472138294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41212412023054.

The product of its digits is 303464448, while the sum is 66.

The spelling of 247274472138294 in words is "two hundred forty-seven trillion, two hundred seventy-four billion, four hundred seventy-two million, one hundred thirty-eight thousand, two hundred ninety-four".