142423044377 has 2 divisors, whose sum is σ = 142423044378. Its totient is φ = 142423044376.

The previous prime is 142423044359. The next prime is 142423044437. The reversal of 142423044377 is 773440324241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128123907136 + 14299137241 = 357944^2 + 119579^2 .

It is a cyclic number.

It is not a de Polignac number, because 142423044377 - 2⁸ = 142423044121 is a prime.

It is a super-2 number, since 2×142423044377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142423044307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71211522188 + 71211522189.

It is an arithmetic number, because the mean of its divisors is an integer number (71211522189).

Almost surely, 2^142423044377 is an apocalyptic number.

It is an amenable number.

142423044377 is a deficient number, since it is larger than the sum of its proper divisors (1).

142423044377 is an equidigital number, since it uses as much as digits as its factorization.

142423044377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 41.

The spelling of 142423044377 in words is "one hundred forty-two billion, four hundred twenty-three million, forty-four thousand, three hundred seventy-seven".