650523980503 has 16 divisors (see below), whose sum is σ = 691858702080. Its totient is φ = 609906685824.

The previous prime is 650523980473. The next prime is 650523980507. The reversal of 650523980503 is 305089325056.

650523980503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650523980503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650523980507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2932200 + ... + 3146242.

It is an arithmetic number, because the mean of its divisors is an integer number (43241168880).

Almost surely, 2^650523980503 is an apocalyptic number.

650523980503 is a deficient number, since it is larger than the sum of its proper divisors (41334721577).

650523980503 is a wasteful number, since it uses less digits than its factorization.

650523980503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215718.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 650523980503 in words is "six hundred fifty billion, five hundred twenty-three million, nine hundred eighty thousand, five hundred three".