253699387201 has 16 divisors (see below), whose sum is σ = 273976330320. Its totient is φ = 233531596800.

The previous prime is 253699387181. The next prime is 253699387219. The reversal of 253699387201 is 102783996352.

253699387201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 6431879601 + 247267507600 = 80199^2 + 497260^2 .

It is a cyclic number.

It is not a de Polignac number, because 253699387201 - 2¹¹ = 253699385153 is a prime.

It is a super-2 number, since 2×253699387201² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253699387261) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 29464785 + ... + 29473393.

It is an arithmetic number, because the mean of its divisors is an integer number (17123520645).

Almost surely, 2^253699387201 is an apocalyptic number.

It is an amenable number.

253699387201 is a deficient number, since it is larger than the sum of its proper divisors (20276943119).

253699387201 is a wasteful number, since it uses less digits than its factorization.

253699387201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14676.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 253699387201 in words is "two hundred fifty-three billion, six hundred ninety-nine million, three hundred eighty-seven thousand, two hundred one".