32297168420 has 48 divisors (see below), whose sum is σ = 75710593728. Its totient is φ = 11471295360.

The previous prime is 32297168417. The next prime is 32297168447. The reversal of 32297168420 is 2486179223.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 1697579 + ... + 1716498.

It is an arithmetic number, because the mean of its divisors is an integer number (1577304036).

Almost surely, 2^32297168420 is an apocalyptic number.

It is an amenable number.

32297168420 is an abundant number, since it is smaller than the sum of its proper divisors (43413425308).

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

32297168420 is a wasteful number, since it uses less digits than its factorization.

32297168420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414140 (or 3414138 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 32297168420 in words is "thirty-two billion, two hundred ninety-seven million, one hundred sixty-eight thousand, four hundred twenty".