67445132815054 has 16 divisors (see below), whose sum is σ = 101190644260992. Its totient is φ = 33714918809208.

The previous prime is 67445132815033. The next prime is 67445132815117. The reversal of 67445132815054 is 45051823154476.

It is a junction number, because it is equal to n+sod(n) for n = 67445132814986 and 67445132815004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191166697 + ... + 191519179.

It is an arithmetic number, because the mean of its divisors is an integer number (6324415266312).

Almost surely, 2^{67445132815054} is an apocalyptic number.

67445132815054 is a deficient number, since it is larger than the sum of its proper divisors (33745511445938).

67445132815054 is a wasteful number, since it uses less digits than its factorization.

67445132815054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373911.

The product of its (nonzero) digits is 16128000, while the sum is 55.

The spelling of 67445132815054 in words is "sixty-seven trillion, four hundred forty-five billion, one hundred thirty-two million, eight hundred fifteen thousand, fifty-four".