332130235440 has 80 divisors (see below), whose sum is σ = 1044105244416. Its totient is φ = 87320620800.

The previous prime is 332130235427. The next prime is 332130235477. The reversal of 332130235440 is 44532031233.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×332130235440² (a number of 24 digits) contains 22 as substring.

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 = 332130235398 and 332130235407.

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, 9728566 + ... + 9762645.

Almost surely, 2^332130235440 is an apocalyptic number.

332130235440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

332130235440 is an abundant number, since it is smaller than the sum of its proper divisors (711975008976).

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

332130235440 is a wasteful number, since it uses less digits than its factorization.

332130235440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19491298 (or 19491292 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 332130235440 its reverse (44532031233), we get a palindrome (376662266673).

The spelling of 332130235440 in words is "three hundred thirty-two billion, one hundred thirty million, two hundred thirty-five thousand, four hundred forty".