67514871552 has 144 divisors (see below), whose sum is σ = 181014285312. Its totient is φ = 22339584000.

The previous prime is 67514871499. The next prime is 67514871601. The reversal of 67514871552 is 25517841576.

It is a junction number, because it is equal to n+sod(n) for n = 67514871495 and 67514871504.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 111226833 + ... + 111227439.

It is an arithmetic number, because the mean of its divisors is an integer number (1257043648).

Almost surely, 2^67514871552 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 67514871552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90507142656).

67514871552 is an abundant number, since it is smaller than the sum of its proper divisors (113499413760).

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

67514871552 is a wasteful number, since it uses less digits than its factorization.

67514871552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454 (or 1440 counting only the distinct ones).

The product of its digits is 2352000, while the sum is 51.

The spelling of 67514871552 in words is "sixty-seven billion, five hundred fourteen million, eight hundred seventy-one thousand, five hundred fifty-two".