1163441042040 has 64 divisors (see below), whose sum is σ = 3492865735200. Its totient is φ = 310024934912.

The previous prime is 1163441042039. The next prime is 1163441042053. The reversal of 1163441042040 is 402401443611.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1163441041989 and 1163441042007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3365955 + ... + 3695474.

Almost surely, 2^{1163441042040} is an apocalyptic number.

1163441042040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1163441042040 is an abundant number, since it is smaller than the sum of its proper divisors (2329424693160).

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

1163441042040 is a wasteful number, since it uses less digits than its factorization.

1163441042040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7062816 (or 7062812 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1163441042040 its reverse (402401443611), we get a palindrome (1565842485651).

The spelling of 1163441042040 in words is "one trillion, one hundred sixty-three billion, four hundred forty-one million, forty-two thousand, forty".