53216369000 has 64 divisors (see below), whose sum is σ = 124730882640. Its totient is φ = 21251577600.

The previous prime is 53216368987. The next prime is 53216369053. The reversal of 53216369000 is 96361235.

53216369000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 287845156 + 52928523844 = 16966^2 + 230062^2 .

It is a super-2 number, since 2×53216369000² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569594 + ... + 656406.

Almost surely, 2^53216369000 is an apocalyptic number.

53216369000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53216369000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62365441320).

53216369000 is an abundant number, since it is smaller than the sum of its proper divisors (71514513640).

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

53216369000 is a wasteful number, since it uses less digits than its factorization.

53216369000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87447 (or 87433 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 53216369000 in words is "fifty-three billion, two hundred sixteen million, three hundred sixty-nine thousand".