201346674749 has 4 divisors (see below), whose sum is σ = 219650917920. Its totient is φ = 183042431580.

The previous prime is 201346674719. The next prime is 201346674757. The reversal of 201346674749 is 947476643102.

It is a happy number.

201346674749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201346674749 - 2¹² = 201346670653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201346674749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201346674719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9152121569 + ... + 9152121590.

It is an arithmetic number, because the mean of its divisors is an integer number (54912729480).

Almost surely, 2^201346674749 is an apocalyptic number.

It is an amenable number.

201346674749 is a deficient number, since it is larger than the sum of its proper divisors (18304243171).

201346674749 is a wasteful number, since it uses less digits than its factorization.

201346674749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18304243170.

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 201346674749 in words is "two hundred one billion, three hundred forty-six million, six hundred seventy-four thousand, seven hundred forty-nine".