97164499999 has 16 divisors (see below), whose sum is σ = 111887189568. Its totient is φ = 82652666112.

The previous prime is 97164499987. The next prime is 97164500003. The reversal of 97164499999 is 99999446179.

It is a cyclic number.

It is not a de Polignac number, because 97164499999 - 2⁷ = 97164499871 is a prime.

It is a super-4 number, since 4×97164499999⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97164499909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3974377 + ... + 3998749.

It is an arithmetic number, because the mean of its divisors is an integer number (6992949348).

Almost surely, 2^97164499999 is an apocalyptic number.

97164499999 is a deficient number, since it is larger than the sum of its proper divisors (14722689569).

97164499999 is a wasteful number, since it uses less digits than its factorization.

97164499999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28674.

The product of its digits is 357128352, while the sum is 76.

The spelling of 97164499999 in words is "ninety-seven billion, one hundred sixty-four million, four hundred ninety-nine thousand, nine hundred ninety-nine".