67461220052 has 12 divisors (see below), whose sum is σ = 123190054176. Its totient is φ = 32264061720.

The previous prime is 67461220039. The next prime is 67461220061. The reversal of 67461220052 is 25002216476.

It is a junction number, because it is equal to n+sod(n) for n = 67461219994 and 67461220021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366636974 + ... + 366637157.

It is an arithmetic number, because the mean of its divisors is an integer number (10265837848).

Almost surely, 2^67461220052 is an apocalyptic number.

It is an amenable number.

67461220052 is a deficient number, since it is larger than the sum of its proper divisors (55728834124).

67461220052 is a wasteful number, since it uses less digits than its factorization.

67461220052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733274158 (or 733274156 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 67461220052 in words is "sixty-seven billion, four hundred sixty-one million, two hundred twenty thousand, fifty-two".