8019529664 has 14 divisors (see below), whose sum is σ = 15913754304. Its totient is φ = 4009764800.

The previous prime is 8019529621. The next prime is 8019529667. The reversal of 8019529664 is 4669259108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8019529667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62652512 + ... + 62652639.

It is an arithmetic number, because the mean of its divisors is an integer number (1136696736).

Almost surely, 2^8019529664 is an apocalyptic number.

It is an amenable number.

8019529664 is a deficient number, since it is larger than the sum of its proper divisors (7894224640).

8019529664 is a wasteful number, since it uses less digits than its factorization.

8019529664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125305163 (or 125305153 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 50.

The square root of 8019529664 is about 89551.8266927035. The cubic root of 8019529664 is about 2001.6261494606.

The spelling of 8019529664 in words is "eight billion, nineteen million, five hundred twenty-nine thousand, six hundred sixty-four".