253491271154 has 16 divisors (see below), whose sum is σ = 414858701376. Its totient is φ = 115208082000.

The previous prime is 253491271153. The next prime is 253491271213. The reversal of 253491271154 is 451172194352.

253491271154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (253491271153) 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 7 ways as a sum of consecutive naturals, for example, 589997 + ... + 924704.

It is an arithmetic number, because the mean of its divisors is an integer number (25928668836).

Almost surely, 2^253491271154 is an apocalyptic number.

253491271154 is a deficient number, since it is larger than the sum of its proper divisors (161367430222).

253491271154 is a wasteful number, since it uses less digits than its factorization.

253491271154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522321.

The product of its digits is 302400, while the sum is 44.

The spelling of 253491271154 in words is "two hundred fifty-three billion, four hundred ninety-one million, two hundred seventy-one thousand, one hundred fifty-four".