53029849121 has 4 divisors (see below), whose sum is σ = 53052798144. Its totient is φ = 53006900100.

The previous prime is 53029849057. The next prime is 53029849139. The reversal of 53029849121 is 12194892035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53029849121 - 2⁶ = 53029849057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53029849721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11471045 + ... + 11475666.

It is an arithmetic number, because the mean of its divisors is an integer number (13263199536).

Almost surely, 2^53029849121 is an apocalyptic number.

It is an amenable number.

53029849121 is a deficient number, since it is larger than the sum of its proper divisors (22949023).

53029849121 is a wasteful number, since it uses less digits than its factorization.

53029849121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22949022.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 53029849121 in words is "fifty-three billion, twenty-nine million, eight hundred forty-nine thousand, one hundred twenty-one".