19000035629 has 2 divisors, whose sum is σ = 19000035630. Its totient is φ = 19000035628.

The previous prime is 19000035611. The next prime is 19000035641. The reversal of 19000035629 is 92653000091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18684156100 + 315879529 = 136690^2 + 17773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19000035629 is a prime.

It is a super-2 number, since 2×19000035629² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19000035679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9500017814 + 9500017815.

It is an arithmetic number, because the mean of its divisors is an integer number (9500017815).

Almost surely, 2^19000035629 is an apocalyptic number.

It is an amenable number.

19000035629 is a deficient number, since it is larger than the sum of its proper divisors (1).

19000035629 is an equidigital number, since it uses as much as digits as its factorization.

19000035629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 35.

The spelling of 19000035629 in words is "nineteen billion, thirty-five thousand, six hundred twenty-nine".