53150054521 has 8 divisors (see below), whose sum is σ = 53281942560. Its totient is φ = 53018309952.

The previous prime is 53150054437. The next prime is 53150054537. The reversal of 53150054521 is 12545005135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53150054521 - 2²⁷ = 53015836793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53150054921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725890 + ... + 795748.

It is an arithmetic number, because the mean of its divisors is an integer number (6660242820).

Almost surely, 2^53150054521 is an apocalyptic number.

It is an amenable number.

53150054521 is a deficient number, since it is larger than the sum of its proper divisors (131888039).

53150054521 is a wasteful number, since it uses less digits than its factorization.

53150054521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71735.

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 53150054521 its reverse (12545005135), we get a palindrome (65695059656).

The spelling of 53150054521 in words is "fifty-three billion, one hundred fifty million, fifty-four thousand, five hundred twenty-one".