140437662823 has 2 divisors, whose sum is σ = 140437662824. Its totient is φ = 140437662822.

The previous prime is 140437662767. The next prime is 140437662839. The reversal of 140437662823 is 328266734041.

140437662823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140437662823 - 2²⁹ = 139900791911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140437662023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70218831411 + 70218831412.

It is an arithmetic number, because the mean of its divisors is an integer number (70218831412).

Almost surely, 2^140437662823 is an apocalyptic number.

140437662823 is a deficient number, since it is larger than the sum of its proper divisors (1).

140437662823 is an equidigital number, since it uses as much as digits as its factorization.

140437662823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 140437662823 in words is "one hundred forty billion, four hundred thirty-seven million, six hundred sixty-two thousand, eight hundred twenty-three".