670267757140 has 48 divisors (see below), whose sum is σ = 1431953732160. Its totient is φ = 263464508160.

The previous prime is 670267757101. The next prime is 670267757161. The reversal of 670267757140 is 41757762076.

It is a super-2 number, since 2×670267757140² (a number of 24 digits) contains 22 as substring.

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, 3096655 + ... + 3306025.

It is an arithmetic number, because the mean of its divisors is an integer number (29832369420).

Almost surely, 2^670267757140 is an apocalyptic number.

It is an amenable number.

670267757140 is an abundant number, since it is smaller than the sum of its proper divisors (761685975020).

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

670267757140 is a wasteful number, since it uses less digits than its factorization.

670267757140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212152 (or 212150 counting only the distinct ones).

The product of its (nonzero) digits is 3457440, while the sum is 52.

The spelling of 670267757140 in words is "six hundred seventy billion, two hundred sixty-seven million, seven hundred fifty-seven thousand, one hundred forty".