899032037929 has 3 divisors (see below), whose sum is σ = 899032986103. Its totient is φ = 899031089756.

The previous prime is 899032037923. The next prime is 899032038013. The reversal of 899032037929 is 929730230998.

The square root of 899032037929 is 948173.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 893563731225 + 5468306704 = 945285^2 + 73948^2 .

It is not a de Polignac number, because 899032037929 - 2⁹ = 899032037417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899032037923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 474087 + ... + 1422259.

Almost surely, 2^899032037929 is an apocalyptic number.

899032037929 is the 948173-rd square number.

899032037929 is the 474087-th centered octagonal number.

It is an amenable number.

899032037929 is a deficient number, since it is larger than the sum of its proper divisors (948174).

899032037929 is an frugal number, since it uses more digits than its factorization.

899032037929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896346 (or 948173 counting only the distinct ones).

The product of its (nonzero) digits is 13226976, while the sum is 61.

The spelling of 899032037929 in words is "eight hundred ninety-nine billion, thirty-two million, thirty-seven thousand, nine hundred twenty-nine".