403361250240 has 336 divisors, whose sum is σ = 1410301065600. Its totient is φ = 97603743744.

The previous prime is 403361250179. The next prime is 403361250263. The reversal of 403361250240 is 42052163304.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 403361250198 and 403361250207.

It is a congruent number.

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, 9551091 + ... + 9593229.

It is an arithmetic number, because the mean of its divisors is an integer number (4197324600).

Almost surely, 2^403361250240 is an apocalyptic number.

403361250240 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 403361250240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705150532800).

403361250240 is an abundant number, since it is smaller than the sum of its proper divisors (1006939815360).

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

403361250240 is a wasteful number, since it uses less digits than its factorization.

403361250240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42244 (or 42221 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 403361250240 in words is "four hundred three billion, three hundred sixty-one million, two hundred fifty thousand, two hundred forty".