67057057052 has 12 divisors (see below), whose sum is σ = 117352392696. Its totient is φ = 33527802000.

The previous prime is 67057057033. The next prime is 67057057091. The reversal of 67057057052 is 25075075076.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 67057056994 and 67057057012.

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, 62498 + ... + 371510.

It is an arithmetic number, because the mean of its divisors is an integer number (9779366058).

Almost surely, 2^67057057052 is an apocalyptic number.

It is an amenable number.

67057057052 is a deficient number, since it is larger than the sum of its proper divisors (50295335644).

67057057052 is a wasteful number, since it uses less digits than its factorization.

67057057052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363268 (or 363266 counting only the distinct ones).

The product of its (nonzero) digits is 514500, while the sum is 44.

The spelling of 67057057052 in words is "sixty-seven billion, fifty-seven million, fifty-seven thousand, fifty-two".