1117796451988 has 6 divisors (see below), whose sum is σ = 1956143790986. Its totient is φ = 558898225992.

The previous prime is 1117796451943. The next prime is 1117796452021. The reversal of 1117796451988 is 8891546977111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 802819584004 + 314976867984 = 896002^2 + 561228^2 .

It is a super-2 number, since 2×1117796451988² (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 as a sum of consecutive naturals, namely, 139724556495 + ... + 139724556502.

Almost surely, 2^{1117796451988} is an apocalyptic number.

It is an amenable number.

1117796451988 is a deficient number, since it is larger than the sum of its proper divisors (838347338998).

1117796451988 is a wasteful number, since it uses less digits than its factorization.

1117796451988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279449113001 (or 279449112999 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 67.

The spelling of 1117796451988 in words is "one trillion, one hundred seventeen billion, seven hundred ninety-six million, four hundred fifty-one thousand, nine hundred eighty-eight".