154136163056654 has 4 divisors (see below), whose sum is σ = 231204244584984. Its totient is φ = 77068081528326.

The previous prime is 154136163056647. The next prime is 154136163056663. The reversal of 154136163056654 is 456650361631451.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 154136163056654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38534040764162 + ... + 38534040764165.

It is an arithmetic number, because the mean of its divisors is an integer number (57801061146246).

Almost surely, 2^{154136163056654} is an apocalyptic number.

154136163056654 is a deficient number, since it is larger than the sum of its proper divisors (77068081528330).

154136163056654 is an equidigital number, since it uses as much as digits as its factorization.

154136163056654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77068081528329.

The product of its (nonzero) digits is 23328000, while the sum is 56.

The spelling of 154136163056654 in words is "one hundred fifty-four trillion, one hundred thirty-six billion, one hundred sixty-three million, fifty-six thousand, six hundred fifty-four".