247913452994 has 8 divisors (see below), whose sum is σ = 371886444108. Its totient is φ = 123951304960.

The previous prime is 247913452979. The next prime is 247913453003. The reversal of 247913452994 is 499254319742.

It is a happy number.

247913452994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 230124562369 + 17788890625 = 479713^2 + 133375^2 .

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

It is a super-2 number, since 2×247913452994² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2653367 + ... + 2745210.

Almost surely, 2^247913452994 is an apocalyptic number.

247913452994 is a deficient number, since it is larger than the sum of its proper divisors (123972991114).

247913452994 is a wasteful number, since it uses less digits than its factorization.

247913452994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421540.

The product of its digits is 19595520, while the sum is 59.

The spelling of 247913452994 in words is "two hundred forty-seven billion, nine hundred thirteen million, four hundred fifty-two thousand, nine hundred ninety-four".