203853842740 has 12 divisors (see below), whose sum is σ = 428093069796. Its totient is φ = 81541537088.

The previous prime is 203853842713. The next prime is 203853842767. The reversal of 203853842740 is 47248358302.

It is an interprime number because it is at equal distance from previous prime (203853842713) and next prime (203853842767).

It can be written as a sum of positive squares in 2 ways, for example, as 137168011044 + 66685831696 = 370362^2 + 258236^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5096346049 + ... + 5096346088.

It is an arithmetic number, because the mean of its divisors is an integer number (35674422483).

Almost surely, 2^203853842740 is an apocalyptic number.

203853842740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203853842740 is an abundant number, since it is smaller than the sum of its proper divisors (224239227056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203853842740 is a wasteful number, since it uses less digits than its factorization.

203853842740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10192692146 (or 10192692144 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 203853842740 in words is "two hundred three billion, eight hundred fifty-three million, eight hundred forty-two thousand, seven hundred forty".