1129661770736 has 40 divisors (see below), whose sum is σ = 2191712408928. Its totient is φ = 564058880000.

The previous prime is 1129661770717. The next prime is 1129661770739. The reversal of 1129661770736 is 6370771669211.

It is a super-2 number, since 2×1129661770736² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129661770739) 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, 95720036 + ... + 95731836.

Almost surely, 2^{1129661770736} is an apocalyptic number.

1129661770736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1129661770736 is a deficient number, since it is larger than the sum of its proper divisors (1062050638192).

1129661770736 is a wasteful number, since it uses less digits than its factorization.

1129661770736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19481 (or 19475 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 56.

The spelling of 1129661770736 in words is "one trillion, one hundred twenty-nine billion, six hundred sixty-one million, seven hundred seventy thousand, seven hundred thirty-six".