53075556612 has 384 divisors, whose sum is σ = 160309184000. Its totient is φ = 15138938880.

The previous prime is 53075556607. The next prime is 53075556613. The reversal of 53075556612 is 21665557035.

53075556612 is a `hidden beast` number, since 5 + 3 + 0 + 75 + 5 + 566 + 12 = 666.

It is not an unprimeable number, because it can be changed into a prime (53075556613) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 275002788 + ... + 275002980.

Almost surely, 2^53075556612 is an apocalyptic number.

53075556612 is a gapful number since it is divisible by the number (52) 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 53075556612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80154592000).

53075556612 is an abundant number, since it is smaller than the sum of its proper divisors (107233627388).

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

53075556612 is a wasteful number, since it uses less digits than its factorization.

53075556612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 53075556612 in words is "fifty-three billion, seventy-five million, five hundred fifty-six thousand, six hundred twelve".