53245421512 has 16 divisors (see below), whose sum is σ = 99878400000. Its totient is φ = 26611181520.

The previous prime is 53245421503. The next prime is 53245421527. The reversal of 53245421512 is 21512454235.

It is a happy number.

53245421512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53245421512² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1421512 + ... + 1458487.

It is an arithmetic number, because the mean of its divisors is an integer number (6242400000).

Almost surely, 2^53245421512 is an apocalyptic number.

It is an amenable number.

53245421512 is a deficient number, since it is larger than the sum of its proper divisors (46632978488).

53245421512 is a wasteful number, since it uses less digits than its factorization.

53245421512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882316 (or 2882312 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

Adding to 53245421512 its reverse (21512454235), we get a palindrome (74757875747).

The spelling of 53245421512 in words is "fifty-three billion, two hundred forty-five million, four hundred twenty-one thousand, five hundred twelve".