53722588667 has 8 divisors (see below), whose sum is σ = 58733045760. Its totient is φ = 48733229160.

The previous prime is 53722588663. The next prime is 53722588687. The reversal of 53722588667 is 76688522735.

It is a happy number.

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

It is not a de Polignac number, because 53722588667 - 2² = 53722588663 is a prime.

It is a super-2 number, since 2×53722588667² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53722588663) 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, 5269067 + ... + 5279252.

It is an arithmetic number, because the mean of its divisors is an integer number (7341630720).

Almost surely, 2^53722588667 is an apocalyptic number.

53722588667 is a deficient number, since it is larger than the sum of its proper divisors (5010457093).

53722588667 is a wasteful number, since it uses less digits than its factorization.

53722588667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10548793.

The product of its digits is 33868800, while the sum is 59.

The spelling of 53722588667 in words is "fifty-three billion, seven hundred twenty-two million, five hundred eighty-eight thousand, six hundred sixty-seven".