154245016616651 has 8 divisors (see below), whose sum is σ = 154567788309120. Its totient is φ = 153922248079488.

The previous prime is 154245016616633. The next prime is 154245016616687. The reversal of 154245016616651 is 156616610542451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154245016616651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 154245016616593 and 154245016616602.

It is not an unprimeable number, because it can be changed into a prime (154245016676651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114769475 + ... + 116105651.

It is an arithmetic number, because the mean of its divisors is an integer number (19320973538640).

Almost surely, 2^{154245016616651} is an apocalyptic number.

154245016616651 is a deficient number, since it is larger than the sum of its proper divisors (322771692469).

154245016616651 is a wasteful number, since it uses less digits than its factorization.

154245016616651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577653.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 154245016616651 in words is "one hundred fifty-four trillion, two hundred forty-five billion, sixteen million, six hundred sixteen thousand, six hundred fifty-one".