154133551424651 has 2 divisors, whose sum is σ = 154133551424652. Its totient is φ = 154133551424650.

The previous prime is 154133551424647. The next prime is 154133551424663. The reversal of 154133551424651 is 156424155331451.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 154133551424651 - 2² = 154133551424647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 154133551424651.

It is not a weakly prime, because it can be changed into another prime (154133551429651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77066775712325 + 77066775712326.

It is an arithmetic number, because the mean of its divisors is an integer number (77066775712326).

Almost surely, 2^{154133551424651} is an apocalyptic number.

154133551424651 is a deficient number, since it is larger than the sum of its proper divisors (1).

154133551424651 is an equidigital number, since it uses as much as digits as its factorization.

154133551424651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320000, while the sum is 50.

The spelling of 154133551424651 in words is "one hundred fifty-four trillion, one hundred thirty-three billion, five hundred fifty-one million, four hundred twenty-four thousand, six hundred fifty-one".