670434799000 has 128 divisors (see below), whose sum is σ = 1620761425920. Its totient is φ = 259308912000.

The previous prime is 670434798991. The next prime is 670434799019. The reversal of 670434799000 is 997434076.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40508727 + ... + 40525273.

It is an arithmetic number, because the mean of its divisors is an integer number (12662198640).

Almost surely, 2^670434799000 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 670434799000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810380712960).

670434799000 is an abundant number, since it is smaller than the sum of its proper divisors (950326626920).

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

670434799000 is a wasteful number, since it uses less digits than its factorization.

670434799000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17906 (or 17892 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 670434799000 in words is "six hundred seventy billion, four hundred thirty-four million, seven hundred ninety-nine thousand".