403014320340 has 96 divisors (see below), whose sum is σ = 1150147071360. Its totient is φ = 105404622336.

The previous prime is 403014320339. The next prime is 403014320353. The reversal of 403014320340 is 43023410304.

It is a super-2 number, since 2×403014320340² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 403014320340.

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, 9381831 + ... + 9424689.

It is an arithmetic number, because the mean of its divisors is an integer number (11980698660).

Almost surely, 2^403014320340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403014320340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (575073535680).

403014320340 is an abundant number, since it is smaller than the sum of its proper divisors (747132751020).

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

403014320340 is a wasteful number, since it uses less digits than its factorization.

403014320340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45881 (or 45879 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 403014320340 its reverse (43023410304), we get a palindrome (446037730644).

The spelling of 403014320340 in words is "four hundred three billion, fourteen million, three hundred twenty thousand, three hundred forty".