1129566013740 has 72 divisors (see below), whose sum is σ = 3427022376960. Its totient is φ = 301158514944.

The previous prime is 1129566013687. The next prime is 1129566013777. The reversal of 1129566013740 is 473106659211.

1129566013740 is a `hidden beast` number, since 1 + 1 + 2 + 9 + 5 + 6 + 601 + 37 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308472 + ... + 1534368.

Almost surely, 2^{1129566013740} is an apocalyptic number.

1129566013740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1129566013740 is an abundant number, since it is smaller than the sum of its proper divisors (2297456363220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1129566013740 is a wasteful number, since it uses less digits than its factorization.

1129566013740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231031 (or 1231026 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 1129566013740 in words is "one trillion, one hundred twenty-nine billion, five hundred sixty-six million, thirteen thousand, seven hundred forty".