5251045053501 has 48 divisors (see below), whose sum is σ = 8224004893104. Its totient is φ = 3209429164032.

The previous prime is 5251045053493. The next prime is 5251045053509. The reversal of 5251045053501 is 1053505401525.

5251045053501 is a `hidden beast` number, since 5 + 2 + 51 + 0 + 4 + 50 + 53 + 501 = 666.

It is an interprime number because it is at equal distance from previous prime (5251045053493) and next prime (5251045053509).

It can be written as a sum of positive squares in 8 ways, for example, as 624463452900 + 4626581600601 = 790230^2 + 2150949^2 .

It is not a de Polignac number, because 5251045053501 - 2³ = 5251045053493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251045053509) 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, 13101855 + ... + 13496691.

It is an arithmetic number, because the mean of its divisors is an integer number (171333435273).

Almost surely, 2^{5251045053501} is an apocalyptic number.

It is an amenable number.

5251045053501 is a deficient number, since it is larger than the sum of its proper divisors (2972959839603).

5251045053501 is a wasteful number, since it uses less digits than its factorization.

5251045053501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395630 (or 395627 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 5251045053501 in words is "five trillion, two hundred fifty-one billion, forty-five million, fifty-three thousand, five hundred one".