1151202443240 has 32 divisors (see below), whose sum is σ = 2607359189760. Its totient is φ = 457431432000.

The previous prime is 1151202443231. The next prime is 1151202443291. The reversal of 1151202443240 is 423442021511.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95292176 + ... + 95304255.

It is an arithmetic number, because the mean of its divisors is an integer number (81479974680).

Almost surely, 2^{1151202443240} is an apocalyptic number.

1151202443240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1151202443240 is an abundant number, since it is smaller than the sum of its proper divisors (1456156746520).

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

1151202443240 is a wasteful number, since it uses less digits than its factorization.

1151202443240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190596593 (or 190596589 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1151202443240 its reverse (423442021511), we get a palindrome (1574644464751).

The spelling of 1151202443240 in words is "one trillion, one hundred fifty-one billion, two hundred two million, four hundred forty-three thousand, two hundred forty".