245341252001421 has 48 divisors (see below), whose sum is σ = 373589342817600. Its totient is φ = 154721565483264.

The previous prime is 245341252001413. The next prime is 245341252001429. The reversal of 245341252001421 is 124100252143542.

245341252001421 is a `hidden beast` number, since 2 + 4 + 5 + 3 + 4 + 1 + 25 + 200 + 1 + 421 = 666.

It is an interprime number because it is at equal distance from previous prime (245341252001413) and next prime (245341252001429).

It is not a de Polignac number, because 245341252001421 - 2³ = 245341252001413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245341252001429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585415770 + ... + 585834708.

It is an arithmetic number, because the mean of its divisors is an integer number (7783111308700).

Almost surely, 2^{245341252001421} is an apocalyptic number.

It is an amenable number.

245341252001421 is a deficient number, since it is larger than the sum of its proper divisors (128248090816179).

245341252001421 is a wasteful number, since it uses less digits than its factorization.

245341252001421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424058 (or 424055 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 245341252001421 in words is "two hundred forty-five trillion, three hundred forty-one billion, two hundred fifty-two million, one thousand, four hundred twenty-one".