352251144040 has 16 divisors (see below), whose sum is σ = 792565074180. Its totient is φ = 140900457600.

The previous prime is 352251144031. The next prime is 352251144101. The reversal of 352251144040 is 40441152253.

It can be written as a sum of positive squares in 2 ways, for example, as 352235128036 + 16016004 = 593494^2 + 4002^2 .

It is a junction number, because it is equal to n+sod(n) for n = 352251143993 and 352251144011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4403139261 + ... + 4403139340.

Almost surely, 2^352251144040 is an apocalyptic number.

It is an amenable number.

352251144040 is an abundant number, since it is smaller than the sum of its proper divisors (440313930140).

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

352251144040 is a wasteful number, since it uses less digits than its factorization.

352251144040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8806278612 (or 8806278608 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 352251144040 its reverse (40441152253), we get a palindrome (392692296293).

The spelling of 352251144040 in words is "three hundred fifty-two billion, two hundred fifty-one million, one hundred forty-four thousand, forty".