154402055343203 has 4 divisors (see below), whose sum is σ = 154548965006808. Its totient is φ = 154255145679600.

The previous prime is 154402055343199. The next prime is 154402055343251. The reversal of 154402055343203 is 302343550204451.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 154402055343203 - 2² = 154402055343199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154402015343203) 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 3 ways as a sum of consecutive naturals, for example, 73454830226 + ... + 73454832327.

It is an arithmetic number, because the mean of its divisors is an integer number (38637241251702).

Almost surely, 2^{154402055343203} is an apocalyptic number.

154402055343203 is a deficient number, since it is larger than the sum of its proper divisors (146909663605).

154402055343203 is a wasteful number, since it uses less digits than its factorization.

154402055343203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146909663604.

The product of its (nonzero) digits is 864000, while the sum is 41.

The spelling of 154402055343203 in words is "one hundred fifty-four trillion, four hundred two billion, fifty-five million, three hundred forty-three thousand, two hundred three".