1215425041104 has 80 divisors (see below), whose sum is σ = 3179243390400. Its totient is φ = 400070212608.

The previous prime is 1215425041063. The next prime is 1215425041123. The reversal of 1215425041104 is 4011405245121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3118227 + ... + 3486285.

It is an arithmetic number, because the mean of its divisors is an integer number (39740542380).

Almost surely, 2^{1215425041104} 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 1215425041104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589621695200).

1215425041104 is an abundant number, since it is smaller than the sum of its proper divisors (1963818349296).

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

1215425041104 is a wasteful number, since it uses less digits than its factorization.

1215425041104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368932 (or 368926 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The spelling of 1215425041104 in words is "one trillion, two hundred fifteen billion, four hundred twenty-five million, forty-one thousand, one hundred four".