1406311406631 has 16 divisors (see below), whose sum is σ = 2101861693920. Its totient is φ = 929244113280.

The previous prime is 1406311406603. The next prime is 1406311406653. The reversal of 1406311406631 is 1366041136041.

1406311406631 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 3 + 1 + 14 + 0 + 6 + 631 = 666.

It is not a de Polignac number, because 1406311406631 - 2¹⁸ = 1406311144487 is a prime.

It is a super-2 number, since 2×1406311406631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406311406671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230464240 + ... + 230470341.

It is an arithmetic number, because the mean of its divisors is an integer number (131366355870).

Almost surely, 2^{1406311406631} is an apocalyptic number.

1406311406631 is a deficient number, since it is larger than the sum of its proper divisors (695550287289).

1406311406631 is a wasteful number, since it uses less digits than its factorization.

1406311406631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460934703 (or 460934697 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 1406311406631 in words is "one trillion, four hundred six billion, three hundred eleven million, four hundred six thousand, six hundred thirty-one".