354252645522 has 24 divisors (see below), whose sum is σ = 767571920076. Its totient is φ = 118080442656.

The previous prime is 354252645511. The next prime is 354252645541. The reversal of 354252645522 is 225546252453.

It is a happy number.

354252645522 is a `hidden beast` number, since 3 + 5 + 42 + 52 + 6 + 4 + 552 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 352704144321 + 1548501201 = 593889^2 + 39351^2 .

It is a super-3 number, since 3×354252645522³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 296808 + ... + 892524.

Almost surely, 2^354252645522 is an apocalyptic number.

354252645522 is an abundant number, since it is smaller than the sum of its proper divisors (413319274554).

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

354252645522 is a wasteful number, since it uses less digits than its factorization.

354252645522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628762 (or 628759 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

Adding to 354252645522 its reverse (225546252453), we get a palindrome (579798897975).

The spelling of 354252645522 in words is "three hundred fifty-four billion, two hundred fifty-two million, six hundred forty-five thousand, five hundred twenty-two".