403042403400 has 192 divisors, whose sum is σ = 1537761993600. Its totient is φ = 85037506560.

The previous prime is 403042403359. The next prime is 403042403431. The reversal of 403042403400 is 4304240304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3636265 + ... + 3745464.

It is an arithmetic number, because the mean of its divisors is an integer number (8009177050).

Almost surely, 2^403042403400 is an apocalyptic number.

403042403400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403042403400 is an abundant number, since it is smaller than the sum of its proper divisors (1134719590200).

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

403042403400 is a wasteful number, since it uses less digits than its factorization.

403042403400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7381768 (or 7381759 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 403042403400 its reverse (4304240304), we get a palindrome (407346643704).

The spelling of 403042403400 in words is "four hundred three billion, forty-two million, four hundred three thousand, four hundred".