354503431400402 has 16 divisors (see below), whose sum is σ = 539246587218624. Its totient is φ = 174754586874000.

The previous prime is 354503431400381. The next prime is 354503431400441. The reversal of 354503431400402 is 204004134305453.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 36651452 + ... + 45302712.

It is an arithmetic number, because the mean of its divisors is an integer number (33702911701164).

Almost surely, 2^{354503431400402} is an apocalyptic number.

354503431400402 is a deficient number, since it is larger than the sum of its proper divisors (184743155818222).

354503431400402 is a wasteful number, since it uses less digits than its factorization.

354503431400402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8939905.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 354503431400402 its reverse (204004134305453), we get a palindrome (558507565705855).

The spelling of 354503431400402 in words is "three hundred fifty-four trillion, five hundred three billion, four hundred thirty-one million, four hundred thousand, four hundred two".