352402560540 has 144 divisors (see below), whose sum is σ = 1092711634560. Its totient is φ = 91889187840.

The previous prime is 352402560479. The next prime is 352402560541. The reversal of 352402560540 is 45065204253.

352402560540 is a `hidden beast` number, since 3 + 5 + 2 + 4 + 0 + 2 + 5 + 605 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 352402560495 and 352402560504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352402560541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9363360 + ... + 9400920.

It is an arithmetic number, because the mean of its divisors is an integer number (7588275240).

Almost surely, 2^352402560540 is an apocalyptic number.

352402560540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 352402560540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546355817280).

352402560540 is an abundant number, since it is smaller than the sum of its proper divisors (740309074020).

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

352402560540 is a wasteful number, since it uses less digits than its factorization.

352402560540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38732 (or 38727 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 352402560540 its reverse (45065204253), we get a palindrome (397467764793).

The spelling of 352402560540 in words is "three hundred fifty-two billion, four hundred two million, five hundred sixty thousand, five hundred forty".