53276641920 has 384 divisors, whose sum is σ = 193670043840. Its totient is φ = 13992321024.

The previous prime is 53276641919. The next prime is 53276641937. The reversal of 53276641920 is 2914667235.

53276641920 is a `hidden beast` number, since 532 + 76 + 6 + 41 + 9 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10417284 + ... + 10422396.

Almost surely, 2^53276641920 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 53276641920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96835021920).

53276641920 is an abundant number, since it is smaller than the sum of its proper divisors (140393401920).

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

53276641920 is an equidigital number, since it uses as much as digits as its factorization.

53276641920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5214 (or 5190 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 53276641920 in words is "fifty-three billion, two hundred seventy-six million, six hundred forty-one thousand, nine hundred twenty".