1000720248979 has 8 divisors (see below), whose sum is σ = 1092138805440. Its totient is φ = 909375690600.

The previous prime is 1000720248959. The next prime is 1000720249043. The reversal of 1000720248979 is 9798420270001.

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 1000720248979 - 2⁹ = 1000720248467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000720248959) 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, 18471237 + ... + 18525334.

It is an arithmetic number, because the mean of its divisors is an integer number (136517350680).

Almost surely, 2^{1000720248979} is an apocalyptic number.

1000720248979 is a deficient number, since it is larger than the sum of its proper divisors (91418556461).

1000720248979 is a wasteful number, since it uses less digits than its factorization.

1000720248979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36999041.

The product of its (nonzero) digits is 508032, while the sum is 49.

The spelling of 1000720248979 in words is "one trillion, seven hundred twenty million, two hundred forty-eight thousand, nine hundred seventy-nine".