1296079147692 has 168 divisors, whose sum is σ = 3887876093472. Its totient is φ = 370173369600.

The previous prime is 1296079147691. The next prime is 1296079147703. The reversal of 1296079147692 is 2967419706921.

1296079147692 is a `hidden beast` number, since 1 + 2 + 9 + 6 + 0 + 79 + 1 + 476 + 92 = 666.

It is a super-2 number, since 2×1296079147692² (a number of 25 digits) contains 22 as substring.

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 (1296079147691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 64920592 + ... + 64940552.

It is an arithmetic number, because the mean of its divisors is an integer number (23142119604).

Almost surely, 2^{1296079147692} is an apocalyptic number.

1296079147692 is a gapful number since it is divisible by the number (12) 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 1296079147692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1943938046736).

1296079147692 is an abundant number, since it is smaller than the sum of its proper divisors (2591796945780).

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

1296079147692 is a wasteful number, since it uses less digits than its factorization.

1296079147692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23171 (or 23154 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 63.

The spelling of 1296079147692 in words is "one trillion, two hundred ninety-six billion, seventy-nine million, one hundred forty-seven thousand, six hundred ninety-two".