140462286631 has 2 divisors, whose sum is σ = 140462286632. Its totient is φ = 140462286630.

The previous prime is 140462286563. The next prime is 140462286637. The reversal of 140462286631 is 136682264041.

It is a strong prime.

It is an emirp because it is prime and its reverse (136682264041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140462286631 - 2¹⁵ = 140462253863 is a prime.

It is a super-2 number, since 2×140462286631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140462286637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70231143315 + 70231143316.

It is an arithmetic number, because the mean of its divisors is an integer number (70231143316).

Almost surely, 2^140462286631 is an apocalyptic number.

140462286631 is a deficient number, since it is larger than the sum of its proper divisors (1).

140462286631 is an equidigital number, since it uses as much as digits as its factorization.

140462286631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 140462286631 in words is "one hundred forty billion, four hundred sixty-two million, two hundred eighty-six thousand, six hundred thirty-one".