53479163920 has 320 divisors, whose sum is σ = 164853448704. Its totient is φ = 15665633280.

The previous prime is 53479163911. The next prime is 53479163923. The reversal of 53479163920 is 2936197435.

It is not an unprimeable number, because it can be changed into a prime (53479163923) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5185489 + ... + 5195791.

Almost surely, 2^53479163920 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 53479163920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82426724352).

53479163920 is an abundant number, since it is smaller than the sum of its proper divisors (111374284784).

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

53479163920 is a wasteful number, since it uses less digits than its factorization.

53479163920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10390 (or 10384 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 53479163920 in words is "fifty-three billion, four hundred seventy-nine million, one hundred sixty-three thousand, nine hundred twenty".