154136012053663 has 2 divisors, whose sum is σ = 154136012053664. Its totient is φ = 154136012053662.

The previous prime is 154136012053549. The next prime is 154136012053721. The reversal of 154136012053663 is 366350210631451.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 154136012053663 - 2⁹ = 154136012053151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154136012057663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77068006026831 + 77068006026832.

It is an arithmetic number, because the mean of its divisors is an integer number (77068006026832).

Almost surely, 2^{154136012053663} is an apocalyptic number.

154136012053663 is a deficient number, since it is larger than the sum of its proper divisors (1).

154136012053663 is an equidigital number, since it uses as much as digits as its factorization.

154136012053663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 154136012053663 in words is "one hundred fifty-four trillion, one hundred thirty-six billion, twelve million, fifty-three thousand, six hundred sixty-three".