253557265630 has 16 divisors (see below), whose sum is σ = 458050747680. Its totient is φ = 101056757472.

The previous prime is 253557265601. The next prime is 253557265669. The reversal of 253557265630 is 36562755352.

253557265630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 45765690 + ... + 45771229.

It is an arithmetic number, because the mean of its divisors is an integer number (28628171730).

Almost surely, 2^253557265630 is an apocalyptic number.

253557265630 is a deficient number, since it is larger than the sum of its proper divisors (204493482050).

253557265630 is a wasteful number, since it uses less digits than its factorization.

253557265630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91537203.

The product of its (nonzero) digits is 5670000, while the sum is 49.

The spelling of 253557265630 in words is "two hundred fifty-three billion, five hundred fifty-seven million, two hundred sixty-five thousand, six hundred thirty".