352684089522 has 126 divisors (see below), whose sum is σ = 806291308431. Its totient is φ = 115648997400.

The previous prime is 352684089509. The next prime is 352684089533. The reversal of 352684089522 is 225980486253.

352684089522 is a `hidden beast` number, since 3 + 52 + 68 + 4 + 0 + 8 + 9 + 522 = 666.

It can be written as a sum of positive squares in only one way, i.e., 176342044761 + 176342044761 = 419931^2 + 419931^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=419931.

It is a super-2 number, since 2×352684089522² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 2335656147 + ... + 2335656297.

Almost surely, 2^352684089522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 352684089522

352684089522 is an abundant number, since it is smaller than the sum of its proper divisors (453607218909).

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

352684089522 is an frugal number, since it uses more digits than its factorization.

352684089522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 352684089522 in words is "three hundred fifty-two billion, six hundred eighty-four million, eighty-nine thousand, five hundred twenty-two".