652005086439 has 64 divisors (see below), whose sum is σ = 1068471336960. Its totient is φ = 345357717120.

The previous prime is 652005086413. The next prime is 652005086483. The reversal of 652005086439 is 934680500256.

652005086439 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 652005086439 - 2⁷ = 652005086311 is a prime.

It is a super-2 number, since 2×652005086439² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652005086839) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7718944 + ... + 7802954.

It is an arithmetic number, because the mean of its divisors is an integer number (16694864640).

Almost surely, 2^652005086439 is an apocalyptic number.

652005086439 is a deficient number, since it is larger than the sum of its proper divisors (416466250521).

652005086439 is a wasteful number, since it uses less digits than its factorization.

652005086439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84460.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 652005086439 in words is "six hundred fifty-two billion, five million, eighty-six thousand, four hundred thirty-nine".