1155747633040 has 160 divisors (see below), whose sum is σ = 3607872581376. Its totient is φ = 332522772480.

The previous prime is 1155747632969. The next prime is 1155747633043. The reversal of 1155747633040 is 403367475511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1155747633043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7136127 + ... + 7296286.

Almost surely, 2^{1155747633040} is an apocalyptic number.

1155747633040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1155747633040 is an abundant number, since it is smaller than the sum of its proper divisors (2452124948336).

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

1155747633040 is a wasteful number, since it uses less digits than its factorization.

1155747633040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14432457 (or 14432451 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 1155747633040 in words is "one trillion, one hundred fifty-five billion, seven hundred forty-seven million, six hundred thirty-three thousand, forty".