652028440487 has 4 divisors (see below), whose sum is σ = 652039067016. Its totient is φ = 652017813960.

The previous prime is 652028440463. The next prime is 652028440489. The reversal of 652028440487 is 784044820256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 652028440487 - 2¹² = 652028436391 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 (652028440489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5220689 + ... + 5344122.

It is an arithmetic number, because the mean of its divisors is an integer number (163009766754).

Almost surely, 2^652028440487 is an apocalyptic number.

652028440487 is a deficient number, since it is larger than the sum of its proper divisors (10626529).

652028440487 is a wasteful number, since it uses less digits than its factorization.

652028440487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10626528.

The product of its (nonzero) digits is 3440640, while the sum is 50.

The spelling of 652028440487 in words is "six hundred fifty-two billion, twenty-eight million, four hundred forty thousand, four hundred eighty-seven".