67545361016 has 64 divisors (see below), whose sum is σ = 146706094080. Its totient is φ = 28556743680.

The previous prime is 67545361001. The next prime is 67545361031. The reversal of 67545361016 is 61016354576.

67545361016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (67545361001) and next prime (67545361031).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1669361 + ... + 1709343.

It is an arithmetic number, because the mean of its divisors is an integer number (2292282720).

Almost surely, 2^67545361016 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 67545361016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73353047040).

67545361016 is an abundant number, since it is smaller than the sum of its proper divisors (79160733064).

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

67545361016 is a wasteful number, since it uses less digits than its factorization.

67545361016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40404 (or 40400 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 67545361016 in words is "sixty-seven billion, five hundred forty-five million, three hundred sixty-one thousand, sixteen".