1163520371516 has 6 divisors (see below), whose sum is σ = 2036160650160. Its totient is φ = 581760185756.

The previous prime is 1163520371501. The next prime is 1163520371581. The reversal of 1163520371516 is 6151730253611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145440046436 + ... + 145440046443.

It is an arithmetic number, because the mean of its divisors is an integer number (339360108360).

Almost surely, 2^{1163520371516} is an apocalyptic number.

It is an amenable number.

1163520371516 is a deficient number, since it is larger than the sum of its proper divisors (872640278644).

1163520371516 is a wasteful number, since it uses less digits than its factorization.

1163520371516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290880092883 (or 290880092881 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 1163520371516 in words is "one trillion, one hundred sixty-three billion, five hundred twenty million, three hundred seventy-one thousand, five hundred sixteen".