1245352225012 has 96 divisors (see below), whose sum is σ = 2785902094080. Its totient is φ = 474194165760.

The previous prime is 1245352225001. The next prime is 1245352225021. The reversal of 1245352225012 is 2105222535421.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2296348 + ... + 2786380.

It is an arithmetic number, because the mean of its divisors is an integer number (29019813480).

Almost surely, 2^{1245352225012} 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 1245352225012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392951047040).

1245352225012 is an abundant number, since it is smaller than the sum of its proper divisors (1540549869068).

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

1245352225012 is a wasteful number, since it uses less digits than its factorization.

1245352225012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490361 (or 490359 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 1245352225012 in words is "one trillion, two hundred forty-five billion, three hundred fifty-two million, two hundred twenty-five thousand, twelve".