53722826866 has 8 divisors (see below), whose sum is σ = 80748364464. Its totient is φ = 26806705380.

The previous prime is 53722826851. The next prime is 53722826867. The reversal of 53722826866 is 66862822735.

It is a happy number.

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

It is a super-2 number, since 2×53722826866² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53722826867) 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, 27352800 + ... + 27354763.

It is an arithmetic number, because the mean of its divisors is an integer number (10093545558).

Almost surely, 2^53722826866 is an apocalyptic number.

53722826866 is a deficient number, since it is larger than the sum of its proper divisors (27025537598).

53722826866 is a wasteful number, since it uses less digits than its factorization.

53722826866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54708056.

The product of its digits is 11612160, while the sum is 55.

The spelling of 53722826866 in words is "fifty-three billion, seven hundred twenty-two million, eight hundred twenty-six thousand, eight hundred sixty-six".