1213365410504 has 128 divisors (see below), whose sum is σ = 2713763969280. Its totient is φ = 502892544000.

The previous prime is 1213365410503. The next prime is 1213365410507. The reversal of 1213365410504 is 4050145633121.

It is not an unprimeable number, because it can be changed into a prime (1213365410503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16269059 + ... + 16343469.

It is an arithmetic number, because the mean of its divisors is an integer number (21201281010).

Almost surely, 2^{1213365410504} 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 1213365410504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1356881984640).

1213365410504 is an abundant number, since it is smaller than the sum of its proper divisors (1500398558776).

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

1213365410504 is a wasteful number, since it uses less digits than its factorization.

1213365410504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74871 (or 74867 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 1213365410504 in words is "one trillion, two hundred thirteen billion, three hundred sixty-five million, four hundred ten thousand, five hundred four".