650536545 has 32 divisors (see below), whose sum is σ = 1074769920. Its totient is φ = 335784960.

The previous prime is 650536517. The next prime is 650536583. The reversal of 650536545 is 545635056.

It is not a de Polignac number, because 650536545 - 2¹⁴ = 650520161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73941 + ... + 82269.

It is an arithmetic number, because the mean of its divisors is an integer number (33586560).

Almost surely, 2^650536545 is an apocalyptic number.

It is an amenable number.

650536545 is a deficient number, since it is larger than the sum of its proper divisors (424233375).

650536545 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (650536544) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (8505).

650536545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8505.

The product of its (nonzero) digits is 270000, while the sum is 39.

The square root of 650536545 is about 25505.6179105702. The cubic root of 650536545 is about 866.4773865899.

The spelling of 650536545 in words is "six hundred fifty million, five hundred thirty-six thousand, five hundred forty-five".