900242986213 has 4 divisors (see below), whose sum is σ = 917228702988. Its totient is φ = 883257269440.

The previous prime is 900242986169. The next prime is 900242986267. The reversal of 900242986213 is 312689242009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 333485460324 + 566757525889 = 577482^2 + 752833^2 .

It is a cyclic number.

It is not a de Polignac number, because 900242986213 - 2²¹ = 900240889061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900242986273) 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, 8492858308 + ... + 8492858413.

It is an arithmetic number, because the mean of its divisors is an integer number (229307175747).

Almost surely, 2^900242986213 is an apocalyptic number.

It is an amenable number.

900242986213 is a deficient number, since it is larger than the sum of its proper divisors (16985716775).

900242986213 is a wasteful number, since it uses less digits than its factorization.

900242986213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16985716774.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 900242986213 in words is "nine hundred billion, two hundred forty-two million, nine hundred eighty-six thousand, two hundred thirteen".