403421103040 has 224 divisors, whose sum is σ = 1033919541504. Its totient is φ = 149384724480.

The previous prime is 403421103037. The next prime is 403421103067. The reversal of 403421103040 is 40301124304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171157542 + ... + 171159898.

Almost surely, 2^403421103040 is an apocalyptic number.

403421103040 is a gapful number since it is divisible by the number (40) 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 403421103040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516959770752).

403421103040 is an abundant number, since it is smaller than the sum of its proper divisors (630498438464).

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

403421103040 is a wasteful number, since it uses less digits than its factorization.

403421103040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895 (or 2885 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 403421103040 its reverse (40301124304), we get a palindrome (443722227344).

The spelling of 403421103040 in words is "four hundred three billion, four hundred twenty-one million, one hundred three thousand, forty".