631462140342 has 96 divisors (see below), whose sum is σ = 1517256614016. Its totient is φ = 188210131200.

The previous prime is 631462140227. The next prime is 631462140377. The reversal of 631462140342 is 243041264136.

631462140342 is a `hidden beast` number, since 63 + 1 + 46 + 214 + 0 + 342 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 631462140297 and 631462140306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2823273 + ... + 3038715.

It is an arithmetic number, because the mean of its divisors is an integer number (15804756396).

Almost surely, 2^631462140342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 631462140342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (758628307008).

631462140342 is an abundant number, since it is smaller than the sum of its proper divisors (885794473674).

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

631462140342 is a wasteful number, since it uses less digits than its factorization.

631462140342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215706 (or 215703 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 631462140342 in words is "six hundred thirty-one billion, four hundred sixty-two million, one hundred forty thousand, three hundred forty-two".