1158275663480 has 128 divisors (see below), whose sum is σ = 2997028339200. Its totient is φ = 399603456000.

The previous prime is 1158275663471. The next prime is 1158275663483. The reversal of 1158275663480 is 843665728511.

It is a super-2 number, since 2×1158275663480² (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 (1158275663483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 771371 + ... + 1706330.

It is an arithmetic number, because the mean of its divisors is an integer number (23414283900).

Almost surely, 2^{1158275663480} is an apocalyptic number.

1158275663480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1158275663480 is an abundant number, since it is smaller than the sum of its proper divisors (1838752675720).

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

1158275663480 is a wasteful number, since it uses less digits than its factorization.

1158275663480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477785 (or 2477781 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 1158275663480 in words is "one trillion, one hundred fifty-eight billion, two hundred seventy-five million, six hundred sixty-three thousand, four hundred eighty".