154354162621252 has 24 divisors (see below), whose sum is σ = 294676854780672. Its totient is φ = 70160810119200.

The previous prime is 154354162621229. The next prime is 154354162621261. The reversal of 154354162621252 is 252126261453451.

It is a junction number, because it is equal to n+sod(n) for n = 154354162621196 and 154354162621205.

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 7 ways as a sum of consecutive naturals, for example, 14674477 + ... + 22892107.

It is an arithmetic number, because the mean of its divisors is an integer number (12278202282528).

Almost surely, 2^{154354162621252} is an apocalyptic number.

It is an amenable number.

154354162621252 is a deficient number, since it is larger than the sum of its proper divisors (140322692159420).

154354162621252 is a wasteful number, since it uses less digits than its factorization.

154354162621252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8644539 (or 8644537 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 49.

The spelling of 154354162621252 in words is "one hundred fifty-four trillion, three hundred fifty-four billion, one hundred sixty-two million, six hundred twenty-one thousand, two hundred fifty-two".