154136513316255 has 16 divisors (see below), whose sum is σ = 252633504753504. Its totient is φ = 80201112619520.

The previous prime is 154136513316221. The next prime is 154136513316277. The reversal of 154136513316255 is 552613315631451.

It is not a de Polignac number, because 154136513316255 - 2¹⁶ = 154136513250719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154136513316198 and 154136513316207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125314237854 + ... + 125314239083.

It is an arithmetic number, because the mean of its divisors is an integer number (15789594047094).

Almost surely, 2^{154136513316255} is an apocalyptic number.

154136513316255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

154136513316255 is a deficient number, since it is larger than the sum of its proper divisors (98496991437249).

154136513316255 is a wasteful number, since it uses less digits than its factorization.

154136513316255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250628476986.

The product of its digits is 4860000, while the sum is 51.

The spelling of 154136513316255 in words is "one hundred fifty-four trillion, one hundred thirty-six billion, five hundred thirteen million, three hundred sixteen thousand, two hundred fifty-five".