10077340721 has 8 divisors (see below), whose sum is σ = 11524866240. Its totient is φ = 8631791568.

The previous prime is 10077340711. The next prime is 10077340729. The reversal of 10077340721 is 12704377001.

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 10077340721 - 2⁶ = 10077340657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10077340729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483146 + ... + 503571.

It is an arithmetic number, because the mean of its divisors is an integer number (1440608280).

Almost surely, 2^10077340721 is an apocalyptic number.

It is an amenable number.

10077340721 is a deficient number, since it is larger than the sum of its proper divisors (1447525519).

10077340721 is an equidigital number, since it uses as much as digits as its factorization.

10077340721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988183.

The product of its (nonzero) digits is 8232, while the sum is 32.

The spelling of 10077340721 in words is "ten billion, seventy-seven million, three hundred forty thousand, seven hundred twenty-one".