354321005155 has 24 divisors (see below), whose sum is σ = 476283808080. Its totient is φ = 252629919360.

The previous prime is 354321005153. The next prime is 354321005197. The reversal of 354321005155 is 551500123453.

It is not a de Polignac number, because 354321005155 - 2¹ = 354321005153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354321005155.

It is not an unprimeable number, because it can be changed into a prime (354321005153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7205061 + ... + 7254070.

It is an arithmetic number, because the mean of its divisors is an integer number (19845158670).

Almost surely, 2^354321005155 is an apocalyptic number.

354321005155 is a deficient number, since it is larger than the sum of its proper divisors (121962802925).

354321005155 is a wasteful number, since it uses less digits than its factorization.

354321005155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14459191 (or 14459178 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 354321005155 in words is "three hundred fifty-four billion, three hundred twenty-one million, five thousand, one hundred fifty-five".