1178837216676 has 216 divisors, whose sum is σ = 3564945995520. Its totient is φ = 321598909440.

The previous prime is 1178837216671. The next prime is 1178837216681. The reversal of 1178837216676 is 6766127388711.

1178837216676 is a `hidden beast` number, since 117 + 88 + 372 + 1 + 6 + 6 + 76 = 666.

It is an interprime number because it is at equal distance from previous prime (1178837216671) and next prime (1178837216681).

It is a Smith number, since the sum of its digits (63) 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 (63).

It is not an unprimeable number, because it can be changed into a prime (1178837216671) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 19880160 + ... + 19939368.

Almost surely, 2^{1178837216676} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1178837216676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782472997760).

1178837216676 is an abundant number, since it is smaller than the sum of its proper divisors (2386108778844).

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

1178837216676 is a wasteful number, since it uses less digits than its factorization.

1178837216676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59355 (or 59309 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 63.

The spelling of 1178837216676 in words is "one trillion, one hundred seventy-eight billion, eight hundred thirty-seven million, two hundred sixteen thousand, six hundred seventy-six".