654551354523 has 32 divisors (see below), whose sum is σ = 955656080640. Its totient is φ = 395208253440.

The previous prime is 654551354507. The next prime is 654551354543. The reversal of 654551354523 is 325453155456.

It is not a de Polignac number, because 654551354523 - 2⁴ = 654551354507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (654551354543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9805323 + ... + 9871851.

It is an arithmetic number, because the mean of its divisors is an integer number (29864252520).

Almost surely, 2^654551354523 is an apocalyptic number.

654551354523 is a deficient number, since it is larger than the sum of its proper divisors (301104726117).

654551354523 is a wasteful number, since it uses less digits than its factorization.

654551354523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67659.

The product of its digits is 5400000, while the sum is 48.

The spelling of 654551354523 in words is "six hundred fifty-four billion, five hundred fifty-one million, three hundred fifty-four thousand, five hundred twenty-three".