353443951997812 has 96 divisors (see below), whose sum is σ = 674952660900000. Its totient is φ = 161935073943552.

The previous prime is 353443951997809. The next prime is 353443951997827. The reversal of 353443951997812 is 218799159344353.

It can be written as a sum of positive squares in 16 ways, for example, as 353002997563876 + 440954433936 = 18788374^2 + 664044^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2185327764 + ... + 2185489492.

It is an arithmetic number, because the mean of its divisors is an integer number (7030756884375).

Almost surely, 2^{353443951997812} is an apocalyptic number.

It is an amenable number.

353443951997812 is a deficient number, since it is larger than the sum of its proper divisors (321508708902188).

353443951997812 is a wasteful number, since it uses less digits than its factorization.

353443951997812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163590 (or 163562 counting only the distinct ones).

The product of its digits is 881798400, while the sum is 73.

The spelling of 353443951997812 in words is "three hundred fifty-three trillion, four hundred forty-three billion, nine hundred fifty-one million, nine hundred ninety-seven thousand, eight hundred twelve".