1163285453448 has 96 divisors (see below), whose sum is σ = 3372647765760. Its totient is φ = 375253352640.

The previous prime is 1163285453389. The next prime is 1163285453461. The reversal of 1163285453448 is 8443545823611.

1163285453448 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 28 + 545 + 34 + 48 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1163285453394 and 1163285453403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9591315 + ... + 9711842.

It is an arithmetic number, because the mean of its divisors is an integer number (35131747560).

Almost surely, 2^{1163285453448} is an apocalyptic number.

1163285453448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1163285453448 is an abundant number, since it is smaller than the sum of its proper divisors (2209362312312).

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

1163285453448 is a wasteful number, since it uses less digits than its factorization.

1163285453448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19303209 (or 19303193 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 54.

The spelling of 1163285453448 in words is "one trillion, one hundred sixty-three billion, two hundred eighty-five million, four hundred fifty-three thousand, four hundred forty-eight".