650405145045 has 8 divisors (see below), whose sum is σ = 1040648232096. Its totient is φ = 346882744016.

The previous prime is 650405145007. The next prime is 650405145059. The reversal of 650405145045 is 540541504056.

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

It is a cyclic number.

It is not a de Polignac number, because 650405145045 - 2⁸ = 650405144789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650405144994 and 650405145012.

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, 21680171487 + ... + 21680171516.

It is an arithmetic number, because the mean of its divisors is an integer number (130081029012).

Almost surely, 2^650405145045 is an apocalyptic number.

It is an amenable number.

650405145045 is a deficient number, since it is larger than the sum of its proper divisors (390243087051).

650405145045 is a wasteful number, since it uses less digits than its factorization.

650405145045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43360343011.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 650405145045 in words is "six hundred fifty billion, four hundred five million, one hundred forty-five thousand, forty-five".