1358025129028 has 12 divisors (see below), whose sum is σ = 2376717630700. Its totient is φ = 678962948832.

The previous prime is 1358025128983. The next prime is 1358025129077. The reversal of 1358025129028 is 8209215208531.

It can be written as a sum of positive squares in 2 ways, for example, as 1185502860864 + 172522268164 = 1088808^2 + 415358^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12342303 + ... + 12451846.

Almost surely, 2^{1358025129028} is an apocalyptic number.

It is an amenable number.

1358025129028 is a deficient number, since it is larger than the sum of its proper divisors (1018692501672).

1358025129028 is a wasteful number, since it uses less digits than its factorization.

1358025129028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24807846 (or 24807844 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 46.

The spelling of 1358025129028 in words is "one trillion, three hundred fifty-eight billion, twenty-five million, one hundred twenty-nine thousand, twenty-eight".