652126752619 has 4 divisors (see below), whose sum is σ = 667292491096. Its totient is φ = 636961014144.

The previous prime is 652126752601. The next prime is 652126752623. The reversal of 652126752619 is 916257621256.

It is a happy number.

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 652126752619 - 2⁷ = 652126752491 is a prime.

It is a super-2 number, since 2×652126752619² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652126452619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7582869174 + ... + 7582869259.

It is an arithmetic number, because the mean of its divisors is an integer number (166823122774).

Almost surely, 2^652126752619 is an apocalyptic number.

652126752619 is a deficient number, since it is larger than the sum of its proper divisors (15165738477).

652126752619 is a wasteful number, since it uses less digits than its factorization.

652126752619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15165738476.

The product of its digits is 2721600, while the sum is 52.

The spelling of 652126752619 in words is "six hundred fifty-two billion, one hundred twenty-six million, seven hundred fifty-two thousand, six hundred nineteen".