1179738836640 has 1152 divisors, whose sum is σ = 5029923225600. Its totient is φ = 245179146240.

The previous prime is 1179738836629. The next prime is 1179738836659. The reversal of 1179738836640 is 466388379711.

1179738836640 is a `hidden beast` number, since 117 + 97 + 38 + 8 + 366 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4353279705 + ... + 4353279975.

It is an arithmetic number, because the mean of its divisors is an integer number (4366252800).

Almost surely, 2^{1179738836640} is an apocalyptic number.

1179738836640 is a gapful number since it is divisible by the number (10) 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 1179738836640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2514961612800).

1179738836640 is an abundant number, since it is smaller than the sum of its proper divisors (3850184388960).

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

1179738836640 is a wasteful number, since it uses less digits than its factorization.

1179738836640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 679 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

The spelling of 1179738836640 in words is "one trillion, one hundred seventy-nine billion, seven hundred thirty-eight million, eight hundred thirty-six thousand, six hundred forty".