10099951493 has 2 divisors, whose sum is σ = 10099951494. Its totient is φ = 10099951492.

The previous prime is 10099951483. The next prime is 10099951501. The reversal of 10099951493 is 39415999001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9805554529 + 294396964 = 99023^2 + 17158^2 .

It is a cyclic number.

It is not a de Polignac number, because 10099951493 - 2²⁰ = 10098902917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10099951453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049975746 + 5049975747.

It is an arithmetic number, because the mean of its divisors is an integer number (5049975747).

Almost surely, 2^10099951493 is an apocalyptic number.

It is an amenable number.

10099951493 is a deficient number, since it is larger than the sum of its proper divisors (1).

10099951493 is an equidigital number, since it uses as much as digits as its factorization.

10099951493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 393660, while the sum is 50.

The spelling of 10099951493 in words is "ten billion, ninety-nine million, nine hundred fifty-one thousand, four hundred ninety-three".