247465564742 has 32 divisors (see below), whose sum is σ = 428812683264. Its totient is φ = 105855568000.

The previous prime is 247465564741. The next prime is 247465564789.

247465564742 is nontrivially palindromic in base 10.

247465564742 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 2×247465564742² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247465564741) by changing a digit.

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, 3763883 + ... + 3829065.

It is an arithmetic number, because the mean of its divisors is an integer number (13400396352).

Almost surely, 2^247465564742 is an apocalyptic number.

247465564742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

247465564742 is a deficient number, since it is larger than the sum of its proper divisors (181347118522).

247465564742 is a wasteful number, since it uses less digits than its factorization.

247465564742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75364.

The product of its digits is 45158400, while the sum is 56.

The spelling of 247465564742 in words is "two hundred forty-seven billion, four hundred sixty-five million, five hundred sixty-four thousand, seven hundred forty-two".