654646045 has 8 divisors (see below), whose sum is σ = 826921440. Its totient is φ = 496152720.

The previous prime is 654646037. The next prime is 654646093. The reversal of 654646045 is 540646456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 654646045 - 2³ = 654646037 is a prime.

It is a super-2 number, since 2×654646045² = 857122888468284050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 654645989 and 654646007.

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, 3445411 + ... + 3445600.

It is an arithmetic number, because the mean of its divisors is an integer number (103365180).

Almost surely, 2^654646045 is an apocalyptic number.

It is an amenable number.

654646045 is a deficient number, since it is larger than the sum of its proper divisors (172275395).

654646045 is a wasteful number, since it uses less digits than its factorization.

654646045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6891035.

The product of its (nonzero) digits is 345600, while the sum is 40.

The square root of 654646045 is about 25586.0517665387. The cubic root of 654646045 is about 868.2980975637.

The spelling of 654646045 in words is "six hundred fifty-four million, six hundred forty-six thousand, forty-five".