2631405324 has 12 divisors (see below), whose sum is σ = 6139945784. Its totient is φ = 877135104.

The previous prime is 2631405317. The next prime is 2631405341. The reversal of 2631405324 is 4235041362.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2631405291 and 2631405300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109641877 + ... + 109641900.

Almost surely, 2^2631405324 is an apocalyptic number.

It is an amenable number.

2631405324 is an abundant number, since it is smaller than the sum of its proper divisors (3508540460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2631405324 is a wasteful number, since it uses less digits than its factorization.

2631405324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219283784 (or 219283782 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2631405324 is about 51297.2253050786. The cubic root of 2631405324 is about 1380.5831960573.

Adding to 2631405324 its reverse (4235041362), we get a palindrome (6866446686).

The spelling of 2631405324 in words is "two billion, six hundred thirty-one million, four hundred five thousand, three hundred twenty-four".