154903642084 has 81 divisors (see below), whose sum is σ = 285914866377. Its totient is φ = 73432208928.

The previous prime is 154903642063. The next prime is 154903642121. The reversal of 154903642084 is 480246309451.

The square root of 154903642084 is 393578.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 111669588900 + 43234053184 = 334170^2 + 207928^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1960805557 + ... + 1960805635.

Almost surely, 2^154903642084 is an apocalyptic number.

154903642084 is the 393578-th square number.

It is an amenable number.

154903642084 is a deficient number, since it is larger than the sum of its proper divisors (131011224293).

154903642084 is an frugal number, since it uses more digits than its factorization.

154903642084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 154903642084 in words is "one hundred fifty-four billion, nine hundred three million, six hundred forty-two thousand, eighty-four".