88670453749 has 2 divisors, whose sum is σ = 88670453750. Its totient is φ = 88670453748.

The previous prime is 88670453741. The next prime is 88670453761. The reversal of 88670453749 is 94735407688.

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., 72747799524 + 15922654225 = 269718^2 + 126185^2 .

It is a cyclic number.

It is not a de Polignac number, because 88670453749 - 2³ = 88670453741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88670453741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44335226874 + 44335226875.

It is an arithmetic number, because the mean of its divisors is an integer number (44335226875).

Almost surely, 2^88670453749 is an apocalyptic number.

It is an amenable number.

88670453749 is a deficient number, since it is larger than the sum of its proper divisors (1).

88670453749 is an equidigital number, since it uses as much as digits as its factorization.

88670453749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40642560, while the sum is 61.

The spelling of 88670453749 in words is "eighty-eight billion, six hundred seventy million, four hundred fifty-three thousand, seven hundred forty-nine".