154045354334525 has 12 divisors (see below), whose sum is σ = 191016783727092. Its totient is φ = 123235932272640.

The previous prime is 154045354334447. The next prime is 154045354334533. The reversal of 154045354334525 is 525433453540451.

It can be written as a sum of positive squares in 6 ways, for example, as 15383754817369 + 138661599517156 = 3922213^2 + 11775466^2 .

It is not a de Polignac number, because 154045354334525 - 2⁸ = 154045354334269 is a prime.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354557 + ... + 17556093.

It is an arithmetic number, because the mean of its divisors is an integer number (15918065310591).

Almost surely, 2^{154045354334525} is an apocalyptic number.

It is an amenable number.

154045354334525 is a deficient number, since it is larger than the sum of its proper divisors (36971429392567).

154045354334525 is a wasteful number, since it uses less digits than its factorization.

154045354334525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17559760 (or 17559755 counting only the distinct ones).

The product of its (nonzero) digits is 43200000, while the sum is 53.

The spelling of 154045354334525 in words is "one hundred fifty-four trillion, forty-five billion, three hundred fifty-four million, three hundred thirty-four thousand, five hundred twenty-five".