1294846661152 has 96 divisors (see below), whose sum is σ = 2964328617600. Its totient is φ = 550226964480.

The previous prime is 1294846661089. The next prime is 1294846661153. The reversal of 1294846661152 is 2511666484921.

It is a junction number, because it is equal to n+sod(n) for n = 1294846661093 and 1294846661102.

It is not an unprimeable number, because it can be changed into a prime (1294846661153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165493 + ... + 1617739.

It is an arithmetic number, because the mean of its divisors is an integer number (30878423100).

Almost surely, 2^{1294846661152} 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 1294846661152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482164308800).

1294846661152 is an abundant number, since it is smaller than the sum of its proper divisors (1669481956448).

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

1294846661152 is a wasteful number, since it uses less digits than its factorization.

1294846661152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452434 (or 1452426 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 55.

The spelling of 1294846661152 in words is "one trillion, two hundred ninety-four billion, eight hundred forty-six million, six hundred sixty-one thousand, one hundred fifty-two".