248893571421 has 80 divisors (see below), whose sum is σ = 425439020160. Its totient is φ = 143536250880.

The previous prime is 248893571417. The next prime is 248893571429. The reversal of 248893571421 is 124175398842.

248893571421 is a `hidden beast` number, since 2 + 4 + 88 + 93 + 57 + 1 + 421 = 666.

It is not a de Polignac number, because 248893571421 - 2² = 248893571417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248893571429) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3923685 + ... + 3986613.

It is an arithmetic number, because the mean of its divisors is an integer number (5317987752).

Almost surely, 2^248893571421 is an apocalyptic number.

It is an amenable number.

248893571421 is a deficient number, since it is larger than the sum of its proper divisors (176545448739).

248893571421 is a wasteful number, since it uses less digits than its factorization.

248893571421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63168 (or 63159 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The spelling of 248893571421 in words is "two hundred forty-eight billion, eight hundred ninety-three million, five hundred seventy-one thousand, four hundred twenty-one".