403278816360 has 128 divisors (see below), whose sum is σ = 1399329146880. Its totient is φ = 91067420928.

The previous prime is 403278816323. The next prime is 403278816361. The reversal of 403278816360 is 63618872304.

It is not an unprimeable number, because it can be changed into a prime (403278816361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2822412 + ... + 2961851.

It is an arithmetic number, because the mean of its divisors is an integer number (10932258960).

Almost surely, 2^403278816360 is an apocalyptic number.

403278816360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403278816360 is an abundant number, since it is smaller than the sum of its proper divisors (996050330520).

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

403278816360 is a wasteful number, since it uses less digits than its factorization.

403278816360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5784367 (or 5784363 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 403278816360 in words is "four hundred three billion, two hundred seventy-eight million, eight hundred sixteen thousand, three hundred sixty".