63076664552 has 64 divisors (see below), whose sum is σ = 130763030400. Its totient is φ = 28285424640.

The previous prime is 63076664537. The next prime is 63076664557. The reversal of 63076664552 is 25546667036.

It is a super-2 number, since 2×63076664552² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63076664552.

It is not an unprimeable number, because it can be changed into a prime (63076664557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3570413 + ... + 3588035.

It is an arithmetic number, because the mean of its divisors is an integer number (2043172350).

Almost surely, 2^63076664552 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 63076664552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65381515200).

63076664552 is an abundant number, since it is smaller than the sum of its proper divisors (67686365848).

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

63076664552 is a wasteful number, since it uses less digits than its factorization.

63076664552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18186 (or 18182 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 63076664552 in words is "sixty-three billion, seventy-six million, six hundred sixty-four thousand, five hundred fifty-two".