1245421551304 has 64 divisors (see below), whose sum is σ = 2686395116160. Its totient is φ = 530235486720.

The previous prime is 1245421551287. The next prime is 1245421551317. The reversal of 1245421551304 is 4031551245421.

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, 5702194 + ... + 5916574.

It is an arithmetic number, because the mean of its divisors is an integer number (41974923690).

Almost surely, 2^{1245421551304} is an apocalyptic number.

1245421551304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1245421551304 is an abundant number, since it is smaller than the sum of its proper divisors (1440973564856).

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

1245421551304 is a wasteful number, since it uses less digits than its factorization.

1245421551304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215078 (or 215074 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 1245421551304 its reverse (4031551245421), we get a palindrome (5276972796725).

The spelling of 1245421551304 in words is "one trillion, two hundred forty-five billion, four hundred twenty-one million, five hundred fifty-one thousand, three hundred four".