354621320187612 has 24 divisors (see below), whose sum is σ = 827465340550800. Its totient is φ = 118204879094016.

The previous prime is 354621320187601. The next prime is 354621320187677. The reversal of 354621320187612 is 216781023126453.

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, 277791037 + ... + 279064692.

It is an arithmetic number, because the mean of its divisors is an integer number (34477722522950).

Almost surely, 2^{354621320187612} is an apocalyptic number.

It is an amenable number.

354621320187612 is an abundant number, since it is smaller than the sum of its proper divisors (472844020363188).

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

354621320187612 is a wasteful number, since it uses less digits than its factorization.

354621320187612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556908805 (or 556908803 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 354621320187612 in words is "three hundred fifty-four trillion, six hundred twenty-one billion, three hundred twenty million, one hundred eighty-seven thousand, six hundred twelve".