10725649779 has 8 divisors (see below), whose sum is σ = 15400933072. Its totient is φ = 6600399840.

The previous prime is 10725649771. The next prime is 10725649783. The reversal of 10725649779 is 97794652701.

It is a happy number.

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

It is not a de Polignac number, because 10725649779 - 2³ = 10725649771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10725649771) 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, 137508292 + ... + 137508369.

It is an arithmetic number, because the mean of its divisors is an integer number (1925116634).

Almost surely, 2^10725649779 is an apocalyptic number.

10725649779 is a deficient number, since it is larger than the sum of its proper divisors (4675283293).

10725649779 is a wasteful number, since it uses less digits than its factorization.

10725649779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275016677.

The product of its (nonzero) digits is 6667920, while the sum is 57.

The spelling of 10725649779 in words is "ten billion, seven hundred twenty-five million, six hundred forty-nine thousand, seven hundred seventy-nine".