1164118447516 has 24 divisors (see below), whose sum is σ = 2043622267904. Its totient is φ = 580229120880.

The previous prime is 1164118447433. The next prime is 1164118447517. The reversal of 1164118447516 is 6157448114611.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1164118447516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164118447517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353541 + ... + 2039683.

Almost surely, 2^{1164118447516} is an apocalyptic number.

It is an amenable number.

1164118447516 is a deficient number, since it is larger than the sum of its proper divisors (879503820388).

1164118447516 is a wasteful number, since it uses less digits than its factorization.

1164118447516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687481 (or 687479 counting only the distinct ones).

The product of its digits is 645120, while the sum is 49.

The spelling of 1164118447516 in words is "one trillion, one hundred sixty-four billion, one hundred eighteen million, four hundred forty-seven thousand, five hundred sixteen".