40670737008 has 80 divisors (see below), whose sum is σ = 114846149376. Its totient is φ = 12299883520.

The previous prime is 40670737007. The next prime is 40670737013. The reversal of 40670737008 is 80073707604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40670737007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189016 + ... + 342152.

Almost surely, 2^40670737008 is an apocalyptic number.

40670737008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40670737008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57423074688).

40670737008 is an abundant number, since it is smaller than the sum of its proper divisors (74175412368).

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

40670737008 is a wasteful number, since it uses less digits than its factorization.

40670737008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153662 (or 153656 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

The spelling of 40670737008 in words is "forty billion, six hundred seventy million, seven hundred thirty-seven thousand, eight".