67916016552 has 32 divisors (see below), whose sum is σ = 169853251680. Its totient is φ = 22630244160.

The previous prime is 67916016551. The next prime is 67916016559. The reversal of 67916016552 is 25561061976.

It is a super-2 number, since 2×67916016552² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67916016551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460774 + ... + 590037.

It is an arithmetic number, because the mean of its divisors is an integer number (5307914115).

Almost surely, 2^67916016552 is an apocalyptic number.

It is an amenable number.

67916016552 is an abundant number, since it is smaller than the sum of its proper divisors (101937235128).

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

67916016552 is a wasteful number, since it uses less digits than its factorization.

67916016552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053513 (or 1053509 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 48.

The spelling of 67916016552 in words is "sixty-seven billion, nine hundred sixteen million, sixteen thousand, five hundred fifty-two".