40017426948 has 120 divisors (see below), whose sum is σ = 108109995840. Its totient is φ = 12899476800.

The previous prime is 40017426929. The next prime is 40017426983. The reversal of 40017426948 is 84962471004.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1392913 + ... + 1421351.

It is an arithmetic number, because the mean of its divisors is an integer number (900916632).

Almost surely, 2^40017426948 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 40017426948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54054997920).

40017426948 is an abundant number, since it is smaller than the sum of its proper divisors (68092568892).

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

40017426948 is a wasteful number, since it uses less digits than its factorization.

40017426948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28599 (or 28588 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 40017426948 in words is "forty billion, seventeen million, four hundred twenty-six thousand, nine hundred forty-eight".