53645233829 has 8 divisors (see below), whose sum is σ = 59101500960. Its totient is φ = 48285538000.

The previous prime is 53645233823. The next prime is 53645233849. The reversal of 53645233829 is 92833254635.

53645233829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53645233829 is a prime.

It is a super-2 number, since 2×53645233829² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53645233823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24141659 + ... + 24143880.

It is an arithmetic number, because the mean of its divisors is an integer number (7387687620).

Almost surely, 2^53645233829 is an apocalyptic number.

It is an amenable number.

53645233829 is a deficient number, since it is larger than the sum of its proper divisors (5456267131).

53645233829 is a wasteful number, since it uses less digits than its factorization.

53645233829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48285651.

The product of its digits is 4665600, while the sum is 50.

The spelling of 53645233829 in words is "fifty-three billion, six hundred forty-five million, two hundred thirty-three thousand, eight hundred twenty-nine".