631382464323 has 48 divisors (see below), whose sum is σ = 1039618944000. Its totient is φ = 366036801984.

The previous prime is 631382464267. The next prime is 631382464327. The reversal of 631382464323 is 323464283136.

631382464323 is a `hidden beast` number, since 6 + 313 + 8 + 2 + 4 + 6 + 4 + 323 = 666.

It is not a de Polignac number, because 631382464323 - 2¹² = 631382460227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (631382464327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 395443 + ... + 1191276.

It is an arithmetic number, because the mean of its divisors is an integer number (21658728000).

Almost surely, 2^631382464323 is an apocalyptic number.

631382464323 is a deficient number, since it is larger than the sum of its proper divisors (408236479677).

631382464323 is a wasteful number, since it uses less digits than its factorization.

631382464323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586936 (or 1586933 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 45.

The spelling of 631382464323 in words is "six hundred thirty-one billion, three hundred eighty-two million, four hundred sixty-four thousand, three hundred twenty-three".