424652631231 has 64 divisors (see below), whose sum is σ = 615773352960. Its totient is φ = 259346841600.

The previous prime is 424652631203. The next prime is 424652631257. The reversal of 424652631231 is 132136256424.

It is not a de Polignac number, because 424652631231 - 2⁷ = 424652631103 is a prime.

It is a super-4 number, since 4×424652631231⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 424652631231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424652631331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77446216 + ... + 77451698.

It is an arithmetic number, because the mean of its divisors is an integer number (9621458640).

Almost surely, 2^424652631231 is an apocalyptic number.

424652631231 is a deficient number, since it is larger than the sum of its proper divisors (191120721729).

424652631231 is a wasteful number, since it uses less digits than its factorization.

424652631231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856.

The product of its digits is 207360, while the sum is 39.

Adding to 424652631231 its reverse (132136256424), we get a palindrome (556788887655).

The spelling of 424652631231 in words is "four hundred twenty-four billion, six hundred fifty-two million, six hundred thirty-one thousand, two hundred thirty-one".