650220045 has 16 divisors (see below), whose sum is σ = 1057408512. Its totient is φ = 341098560.

The previous prime is 650220037. The next prime is 650220047. The reversal of 650220045 is 540022056.

It is not a de Polignac number, because 650220045 - 2³ = 650220037 is a prime.

It is a super-2 number, since 2×650220045² = 845572213839604050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 650219997 and 650220024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650220047) 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, 354397 + ... + 356226.

It is an arithmetic number, because the mean of its divisors is an integer number (66088032).

Almost surely, 2^650220045 is an apocalyptic number.

It is an amenable number.

650220045 is a deficient number, since it is larger than the sum of its proper divisors (407188467).

650220045 is a wasteful number, since it uses less digits than its factorization.

650220045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710692.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 650220045 is about 25499.4126402943. The cubic root of 650220045 is about 866.3368438428.

The spelling of 650220045 in words is "six hundred fifty million, two hundred twenty thousand, forty-five".