88142743049 has 2 divisors, whose sum is σ = 88142743050. Its totient is φ = 88142743048.

The previous prime is 88142743033. The next prime is 88142743067. The reversal of 88142743049 is 94034724188.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48479232400 + 39663510649 = 220180^2 + 199157^2 .

It is a cyclic number.

It is not a de Polignac number, because 88142743049 - 2⁴ = 88142743033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88142742988 and 88142743006.

It is not a weakly prime, because it can be changed into another prime (88142749049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44071371524 + 44071371525.

It is an arithmetic number, because the mean of its divisors is an integer number (44071371525).

Almost surely, 2^88142743049 is an apocalyptic number.

It is an amenable number.

88142743049 is a deficient number, since it is larger than the sum of its proper divisors (1).

88142743049 is an equidigital number, since it uses as much as digits as its factorization.

88142743049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 88142743049 in words is "eighty-eight billion, one hundred forty-two million, seven hundred forty-three thousand, forty-nine".