900804452029 has 4 divisors (see below), whose sum is σ = 900890853984. Its totient is φ = 900718050076.

The previous prime is 900804452017. The next prime is 900804452033. The reversal of 900804452029 is 920254408009.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 900804452029 - 2¹³ = 900804443837 is a prime.

It is a super-2 number, since 2×900804452029² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900804452059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43185337 + ... + 43206190.

It is an arithmetic number, because the mean of its divisors is an integer number (225222713496).

Almost surely, 2^900804452029 is an apocalyptic number.

It is an amenable number.

900804452029 is a deficient number, since it is larger than the sum of its proper divisors (86401955).

900804452029 is a wasteful number, since it uses less digits than its factorization.

900804452029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86401954.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 900804452029 in words is "nine hundred billion, eight hundred four million, four hundred fifty-two thousand, twenty-nine".