247433423942 has 32 divisors (see below), whose sum is σ = 396412890624. Its totient is φ = 115580449600.

The previous prime is 247433423933. The next prime is 247433423971. The reversal of 247433423942 is 249324334742.

247433423942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×247433423942² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4559 + ... + 703482.

It is an arithmetic number, because the mean of its divisors is an integer number (12387902832).

Almost surely, 2^247433423942 is an apocalyptic number.

247433423942 is a deficient number, since it is larger than the sum of its proper divisors (148979466682).

247433423942 is a wasteful number, since it uses less digits than its factorization.

247433423942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708244.

The product of its digits is 3483648, while the sum is 47.

The spelling of 247433423942 in words is "two hundred forty-seven billion, four hundred thirty-three million, four hundred twenty-three thousand, nine hundred forty-two".