1163051376564 has 192 divisors, whose sum is σ = 3474851788800. Its totient is φ = 294029376000.

The previous prime is 1163051376563. The next prime is 1163051376577. The reversal of 1163051376564 is 4656731503611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163051376563) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5400502 + ... + 5611730.

It is an arithmetic number, because the mean of its divisors is an integer number (18098186400).

Almost surely, 2^{1163051376564} is an apocalyptic number.

1163051376564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1163051376564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1737425894400).

1163051376564 is an abundant number, since it is smaller than the sum of its proper divisors (2311800412236).

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

1163051376564 is a wasteful number, since it uses less digits than its factorization.

1163051376564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211414 (or 211412 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 1163051376564 in words is "one trillion, one hundred sixty-three billion, fifty-one million, three hundred seventy-six thousand, five hundred sixty-four".