8097638646 has 16 divisors (see below), whose sum is σ = 16302532608. Its totient is φ = 2681337000.

The previous prime is 8097638639. The next prime is 8097638677. The reversal of 8097638646 is 6468367908.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4467990 + ... + 4469801.

It is an arithmetic number, because the mean of its divisors is an integer number (1018908288).

Almost surely, 2^8097638646 is an apocalyptic number.

8097638646 is an abundant number, since it is smaller than the sum of its proper divisors (8204893962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8097638646 is a wasteful number, since it uses less digits than its factorization.

8097638646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8937947.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The square root of 8097638646 is about 89986.8804104243. The cubic root of 8097638646 is about 2008.1036747143.

The spelling of 8097638646 in words is "eight billion, ninety-seven million, six hundred thirty-eight thousand, six hundred forty-six".