145535545503254 has 16 divisors (see below), whose sum is σ = 225348770065536. Its totient is φ = 70419359841600.

The previous prime is 145535545503241. The next prime is 145535545503289. The reversal of 145535545503254 is 452305545535541.

145535545503254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 145535545503254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13617887 + ... + 21829290.

It is an arithmetic number, because the mean of its divisors is an integer number (14084298129096).

Almost surely, 2^{145535545503254} is an apocalyptic number.

145535545503254 is a deficient number, since it is larger than the sum of its proper divisors (79813224562282).

145535545503254 is a wasteful number, since it uses less digits than its factorization.

145535545503254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35513431.

The product of its (nonzero) digits is 90000000, while the sum is 56.

The spelling of 145535545503254 in words is "one hundred forty-five trillion, five hundred thirty-five billion, five hundred forty-five million, five hundred three thousand, two hundred fifty-four".