654154534605 has 64 divisors (see below), whose sum is σ = 1244442673152. Its totient is φ = 289241053440.

The previous prime is 654154534603. The next prime is 654154534643. The reversal of 654154534605 is 506435451456.

It is a happy number.

It is not a de Polignac number, because 654154534605 - 2¹ = 654154534603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654154534603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1659117 + ... + 2015186.

It is an arithmetic number, because the mean of its divisors is an integer number (19444416768).

Almost surely, 2^654154534605 is an apocalyptic number.

654154534605 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

654154534605 is a deficient number, since it is larger than the sum of its proper divisors (590288138547).

654154534605 is a wasteful number, since it uses less digits than its factorization.

654154534605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674418.

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 654154534605 in words is "six hundred fifty-four billion, one hundred fifty-four million, five hundred thirty-four thousand, six hundred five".