154715215552 has 28 divisors (see below), whose sum is σ = 307638349416. Its totient is φ = 77200040960.

The previous prime is 154715215541. The next prime is 154715215573. The reversal of 154715215552 is 255512517451.

It is a junction number, because it is equal to n+sod(n) for n = 154715215499 and 154715215508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2430313 + ... + 2493160.

Almost surely, 2^154715215552 is an apocalyptic number.

It is an amenable number.

154715215552 is a deficient number, since it is larger than the sum of its proper divisors (152923133864).

154715215552 is an equidigital number, since it uses as much as digits as its factorization.

154715215552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4923976 (or 4923966 counting only the distinct ones).

The product of its digits is 350000, while the sum is 43.

The spelling of 154715215552 in words is "one hundred fifty-four billion, seven hundred fifteen million, two hundred fifteen thousand, five hundred fifty-two".