40034066670 has 128 divisors (see below), whose sum is σ = 115635945600. Its totient is φ = 9797428224.

The previous prime is 40034066669. The next prime is 40034066687. The reversal of 40034066670 is 7666043004.

40034066670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 574266 + ... + 640194.

It is an arithmetic number, because the mean of its divisors is an integer number (903405825).

Almost surely, 2^40034066670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40034066670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57817972800).

40034066670 is an abundant number, since it is smaller than the sum of its proper divisors (75601878930).

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

40034066670 is a wasteful number, since it uses less digits than its factorization.

40034066670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66131 (or 66125 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 40034066670 in words is "forty billion, thirty-four million, sixty-six thousand, six hundred seventy".