247231141132742 has 32 divisors (see below), whose sum is σ = 437447517645600. Its totient is φ = 103691263431168.

The previous prime is 247231141132609. The next prime is 247231141132757.

247231141132742 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×247231141132742² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 247231141132693 and 247231141132702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9643891892 + ... + 9643917527.

It is an arithmetic number, because the mean of its divisors is an integer number (13670234926425).

Almost surely, 2^{247231141132742} is an apocalyptic number.

247231141132742 is a deficient number, since it is larger than the sum of its proper divisors (190216376512858).

247231141132742 is a wasteful number, since it uses less digits than its factorization.

247231141132742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19287809480.

The product of its digits is 451584, while the sum is 44.

The spelling of 247231141132742 in words is "two hundred forty-seven trillion, two hundred thirty-one billion, one hundred forty-one million, one hundred thirty-two thousand, seven hundred forty-two".