67520220053 has 8 divisors (see below), whose sum is σ = 79324454496. Its totient is φ = 56660324400.

The previous prime is 67520220017. The next prime is 67520220091. The reversal of 67520220053 is 35002202576.

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 67520220053 - 2⁶ = 67520219989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67520220013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236084543 + ... + 236084828.

It is an arithmetic number, because the mean of its divisors is an integer number (9915556812).

Almost surely, 2^67520220053 is an apocalyptic number.

It is an amenable number.

67520220053 is a deficient number, since it is larger than the sum of its proper divisors (11804234443).

67520220053 is a wasteful number, since it uses less digits than its factorization.

67520220053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472169395.

The product of its (nonzero) digits is 25200, while the sum is 32.

The spelling of 67520220053 in words is "sixty-seven billion, five hundred twenty million, two hundred twenty thousand, fifty-three".