1079981765944 has 32 divisors (see below), whose sum is σ = 2132869852800. Its totient is φ = 511251855840.

The previous prime is 1079981765939. The next prime is 1079981765959. The reversal of 1079981765944 is 4495671899701.

It is a super-2 number, since 2×1079981765944² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1966422 + ... + 2454949.

It is an arithmetic number, because the mean of its divisors is an integer number (66652182900).

Almost surely, 2^{1079981765944} is an apocalyptic number.

It is an amenable number.

1079981765944 is a deficient number, since it is larger than the sum of its proper divisors (1052888086856).

1079981765944 is a wasteful number, since it uses less digits than its factorization.

1079981765944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4423003 (or 4422999 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 70.

The spelling of 1079981765944 in words is "one trillion, seventy-nine billion, nine hundred eighty-one million, seven hundred sixty-five thousand, nine hundred forty-four".