352123005040 has 40 divisors (see below), whose sum is σ = 818736066288. Its totient is φ = 140840586240.

The previous prime is 352123005011. The next prime is 352123005067. The reversal of 352123005040 is 40500321253.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×352123005040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 352123004996 and 352123005014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1272760 + ... + 1524520.

Almost surely, 2^352123005040 is an apocalyptic number.

It is an amenable number.

352123005040 is an abundant number, since it is smaller than the sum of its proper divisors (466613061248).

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

352123005040 is a wasteful number, since it uses less digits than its factorization.

352123005040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269257 (or 269251 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 352123005040 its reverse (40500321253), we get a palindrome (392623326293).

The spelling of 352123005040 in words is "three hundred fifty-two billion, one hundred twenty-three million, five thousand, forty".