53164463664 has 160 divisors (see below), whose sum is σ = 159563162304. Its totient is φ = 15105392640.

The previous prime is 53164463663. The next prime is 53164463707. The reversal of 53164463664 is 46636446135.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (53164463663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514944 + ... + 609504.

Almost surely, 2^53164463664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53164463664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79781581152).

53164463664 is an abundant number, since it is smaller than the sum of its proper divisors (106398698640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53164463664 is a wasteful number, since it uses less digits than its factorization.

53164463664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94655 (or 94649 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 48.

The spelling of 53164463664 in words is "fifty-three billion, one hundred sixty-four million, four hundred sixty-three thousand, six hundred sixty-four".