1351551234000 has 320 divisors, whose sum is σ = 4755745612800. Its totient is φ = 327496000000.

The previous prime is 1351551233941. The next prime is 1351551234041. The reversal of 1351551234000 is 4321551531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 214562851 + ... + 214569149.

It is an arithmetic number, because the mean of its divisors is an integer number (14861705040).

Almost surely, 2^{1351551234000} is an apocalyptic number.

1351551234000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1351551234000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2377872806400).

1351551234000 is an abundant number, since it is smaller than the sum of its proper divisors (3404194378800).

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

1351551234000 is a wasteful number, since it uses less digits than its factorization.

1351551234000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9587 (or 9571 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 1351551234000 its reverse (4321551531), we get a palindrome (1355872785531).

The spelling of 1351551234000 in words is "one trillion, three hundred fifty-one billion, five hundred fifty-one million, two hundred thirty-four thousand".