201009246079 has 4 divisors (see below), whose sum is σ = 201012430176. Its totient is φ = 201006061984.

The previous prime is 201009246073. The next prime is 201009246121. The reversal of 201009246079 is 970642900102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201009246079 - 2¹⁵ = 201009213311 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 (201009246073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495399 + ... + 1624264.

It is an arithmetic number, because the mean of its divisors is an integer number (50253107544).

Almost surely, 2^201009246079 is an apocalyptic number.

201009246079 is a deficient number, since it is larger than the sum of its proper divisors (3184097).

201009246079 is an equidigital number, since it uses as much as digits as its factorization.

201009246079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3184096.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 201009246079 in words is "two hundred one billion, nine million, two hundred forty-six thousand, seventy-nine".