253407722072 has 32 divisors (see below), whose sum is σ = 483090285600. Its totient is φ = 124585036800.

The previous prime is 253407722033. The next prime is 253407722093. The reversal of 253407722072 is 270227704352.

It is a super-3 number, since 3×253407722072³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1398629 + ... + 1569387.

It is an arithmetic number, because the mean of its divisors is an integer number (15096571425).

Almost surely, 2^253407722072 is an apocalyptic number.

It is an amenable number.

253407722072 is a deficient number, since it is larger than the sum of its proper divisors (229682563528).

253407722072 is a wasteful number, since it uses less digits than its factorization.

253407722072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173867 (or 173863 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 41.

The spelling of 253407722072 in words is "two hundred fifty-three billion, four hundred seven million, seven hundred twenty-two thousand, seventy-two".