53721524067 has 16 divisors (see below), whose sum is σ = 77605925760. Its totient is φ = 32923723392.

The previous prime is 53721524041. The next prime is 53721524069. The reversal of 53721524067 is 76042512735.

It is not a de Polignac number, because 53721524067 - 2¹⁰ = 53721523043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53721524069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12246217 + ... + 12250602.

It is an arithmetic number, because the mean of its divisors is an integer number (4850370360).

Almost surely, 2^53721524067 is an apocalyptic number.

53721524067 is a deficient number, since it is larger than the sum of its proper divisors (23884401693).

53721524067 is a wasteful number, since it uses less digits than its factorization.

53721524067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24496882.

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 53721524067 in words is "fifty-three billion, seven hundred twenty-one million, five hundred twenty-four thousand, sixty-seven".