403113671328 has 48 divisors (see below), whose sum is σ = 1080687726720. Its totient is φ = 131512260096.

The previous prime is 403113671321. The next prime is 403113671339. The reversal of 403113671328 is 823176311304.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (403113671321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44666773 + ... + 44675796.

It is an arithmetic number, because the mean of its divisors is an integer number (22514327640).

Almost surely, 2^403113671328 is an apocalyptic number.

403113671328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

403113671328 is an abundant number, since it is smaller than the sum of its proper divisors (677574055392).

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

403113671328 is a wasteful number, since it uses less digits than its factorization.

403113671328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89342629 (or 89342621 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 403113671328 in words is "four hundred three billion, one hundred thirteen million, six hundred seventy-one thousand, three hundred twenty-eight".