32315432340 has 48 divisors (see below), whose sum is σ = 90503138880. Its totient is φ = 8615550720.

The previous prime is 32315432327. The next prime is 32315432363. The reversal of 32315432340 is 4323451323.

It is a super-2 number, since 2×32315432340² (a number of 22 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 = 32315432298 and 32315432307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226795 + ... + 340685.

It is an arithmetic number, because the mean of its divisors is an integer number (1885482060).

Almost surely, 2^32315432340 is an apocalyptic number.

32315432340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32315432340 is an abundant number, since it is smaller than the sum of its proper divisors (58187706540).

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

32315432340 is a wasteful number, since it uses less digits than its factorization.

32315432340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118632 (or 118630 counting only the distinct ones).

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

Adding to 32315432340 its reverse (4323451323), we get a palindrome (36638883663).

The spelling of 32315432340 in words is "thirty-two billion, three hundred fifteen million, four hundred thirty-two thousand, three hundred forty".