403240013424 has 80 divisors (see below), whose sum is σ = 1157905428000. Its totient is φ = 134360239104.

The previous prime is 403240013411. The next prime is 403240013467. The reversal of 403240013424 is 424310042304.

It is a happy number.

403240013424 is a `hidden beast` number, since 403 + 240 + 0 + 13 + 4 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918072 + ... + 1284264.

It is an arithmetic number, because the mean of its divisors is an integer number (14473817850).

Almost surely, 2^403240013424 is an apocalyptic number.

It is an amenable number.

403240013424 is an abundant number, since it is smaller than the sum of its proper divisors (754665414576).

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

403240013424 is a wasteful number, since it uses less digits than its factorization.

403240013424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368759 (or 368747 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 403240013424 its reverse (424310042304), we get a palindrome (827550055728).

The spelling of 403240013424 in words is "four hundred three billion, two hundred forty million, thirteen thousand, four hundred twenty-four".