253421477141 has 16 divisors (see below), whose sum is σ = 290724493056. Its totient is φ = 216395006976.

The previous prime is 253421477039. The next prime is 253421477201. The reversal of 253421477141 is 141774124352.

It is a cyclic number.

It is not a de Polignac number, because 253421477141 - 2¹⁴ = 253421460757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253421477341) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1902575 + ... + 2031411.

It is an arithmetic number, because the mean of its divisors is an integer number (18170280816).

Almost surely, 2^253421477141 is an apocalyptic number.

It is an amenable number.

253421477141 is a deficient number, since it is larger than the sum of its proper divisors (37303015915).

253421477141 is a wasteful number, since it uses less digits than its factorization.

253421477141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129908.

The product of its digits is 188160, while the sum is 41.

The spelling of 253421477141 in words is "two hundred fifty-three billion, four hundred twenty-one million, four hundred seventy-seven thousand, one hundred forty-one".