1350256021125 has 64 divisors (see below), whose sum is σ = 2580087444480. Its totient is φ = 620213256000.

The previous prime is 1350256021123. The next prime is 1350256021129. The reversal of 1350256021125 is 5211206520531.

It is not a de Polignac number, because 1350256021125 - 2¹ = 1350256021123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350256021123) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8535699 + ... + 8692448.

It is an arithmetic number, because the mean of its divisors is an integer number (40313866320).

Almost surely, 2^{1350256021125} is an apocalyptic number.

1350256021125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1350256021125 is a deficient number, since it is larger than the sum of its proper divisors (1229831423355).

1350256021125 is a wasteful number, since it uses less digits than its factorization.

1350256021125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17228195 (or 17228185 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 1350256021125 in words is "one trillion, three hundred fifty billion, two hundred fifty-six million, twenty-one thousand, one hundred twenty-five".