1179801063381 has 16 divisors (see below), whose sum is σ = 1629992793600. Its totient is φ = 758161053888.

The previous prime is 1179801063319. The next prime is 1179801063391. The reversal of 1179801063381 is 1833601089711.

It is not a de Polignac number, because 1179801063381 - 2⁶ = 1179801063317 is a prime.

It is a super-2 number, since 2×1179801063381² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1179801063381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1179801063391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11117646 + ... + 11223263.

It is an arithmetic number, because the mean of its divisors is an integer number (101874549600).

Almost surely, 2^{1179801063381} is an apocalyptic number.

It is an amenable number.

1179801063381 is a deficient number, since it is larger than the sum of its proper divisors (450191730219).

1179801063381 is a wasteful number, since it uses less digits than its factorization.

1179801063381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22341548.

The product of its (nonzero) digits is 217728, while the sum is 48.

The spelling of 1179801063381 in words is "one trillion, one hundred seventy-nine billion, eight hundred one million, sixty-three thousand, three hundred eighty-one".