40503231330232 has 64 divisors (see below), whose sum is σ = 83171929800960. Its totient is φ = 18338484172800.

The previous prime is 40503231330229. The next prime is 40503231330269. The reversal of 40503231330232 is 23203313230504.

It is a junction number, because it is equal to n+sod(n) for n = 40503231330194 and 40503231330203.

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, 214705183 + ... + 214893745.

It is an arithmetic number, because the mean of its divisors is an integer number (1299561403140).

Almost surely, 2^{40503231330232} is an apocalyptic number.

It is an amenable number.

40503231330232 is an abundant number, since it is smaller than the sum of its proper divisors (42668698470728).

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

40503231330232 is a wasteful number, since it uses less digits than its factorization.

40503231330232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198124 (or 198120 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 40503231330232 its reverse (23203313230504), we get a palindrome (63706544560736).

The spelling of 40503231330232 in words is "forty trillion, five hundred three billion, two hundred thirty-one million, three hundred thirty thousand, two hundred thirty-two".