529645665493 has 32 divisors (see below), whose sum is σ = 611780981760. Its totient is φ = 449158711680.

The previous prime is 529645665467. The next prime is 529645665517. The reversal of 529645665493 is 394566546925.

It is not a de Polignac number, because 529645665493 - 2²⁹ = 529108794581 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 (529645665403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 357626313 + ... + 357627793.

It is an arithmetic number, because the mean of its divisors is an integer number (19118155680).

Almost surely, 2^529645665493 is an apocalyptic number.

It is an amenable number.

529645665493 is a deficient number, since it is larger than the sum of its proper divisors (82135316267).

529645665493 is a wasteful number, since it uses less digits than its factorization.

529645665493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857.

The product of its digits is 209952000, while the sum is 64.

The spelling of 529645665493 in words is "five hundred twenty-nine billion, six hundred forty-five million, six hundred sixty-five thousand, four hundred ninety-three".