203302455048 has 384 divisors, whose sum is σ = 758467307520. Its totient is φ = 47538247680.

The previous prime is 203302455017. The next prime is 203302455049. The reversal of 203302455048 is 840554203302.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (203302455049) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2120811 + ... + 2214597.

It is an arithmetic number, because the mean of its divisors is an integer number (1975175280).

Almost surely, 2^203302455048 is an apocalyptic number.

203302455048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203302455048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379233653760).

203302455048 is an abundant number, since it is smaller than the sum of its proper divisors (555164852472).

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

203302455048 is a wasteful number, since it uses less digits than its factorization.

203302455048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93857 (or 93850 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 203302455048 in words is "two hundred three billion, three hundred two million, four hundred fifty-five thousand, forty-eight".