64743090196099 has 8 divisors (see below), whose sum is σ = 73992151853568. Its totient is φ = 55494040731720.

The previous prime is 64743090196073. The next prime is 64743090196133. The reversal of 64743090196099 is 99069109034746.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64743090196099 - 2¹³ = 64743090187907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64743090196009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18259764 + ... + 21515230.

It is an arithmetic number, because the mean of its divisors is an integer number (9249018981696).

Almost surely, 2^{64743090196099} is an apocalyptic number.

64743090196099 is a deficient number, since it is larger than the sum of its proper divisors (9249061657469).

64743090196099 is a wasteful number, since it uses less digits than its factorization.

64743090196099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6096545.

The product of its (nonzero) digits is 79361856, while the sum is 67.

The spelling of 64743090196099 in words is "sixty-four trillion, seven hundred forty-three billion, ninety million, one hundred ninety-six thousand, ninety-nine".