654053516125 has 8 divisors (see below), whose sum is σ = 816258788280. Its totient is φ = 523242812800.

The previous prime is 654053516119. The next prime is 654053516153. The reversal of 654053516125 is 521615350456.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2749638969 + 651303877156 = 52437^2 + 807034^2 .

It is not a de Polignac number, because 654053516125 - 2²¹ = 654051418973 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 2616213940 + ... + 2616214189.

It is an arithmetic number, because the mean of its divisors is an integer number (102032348535).

Almost surely, 2^654053516125 is an apocalyptic number.

It is an amenable number.

654053516125 is a deficient number, since it is larger than the sum of its proper divisors (162205272155).

654053516125 is an equidigital number, since it uses as much as digits as its factorization.

654053516125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232428144 (or 5232428134 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 654053516125 in words is "six hundred fifty-four billion, fifty-three million, five hundred sixteen thousand, one hundred twenty-five".