40578604416 has 288 divisors, whose sum is σ = 137252377080. Its totient is φ = 11472814080.

The previous prime is 40578604387. The next prime is 40578604421. The reversal of 40578604416 is 61440687504.

40578604416 is a `hidden beast` number, since 4 + 0 + 578 + 60 + 4 + 4 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5471751 + ... + 5479161.

Almost surely, 2^40578604416 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 40578604416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68626188540).

40578604416 is an abundant number, since it is smaller than the sum of its proper divisors (96673772664).

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

40578604416 is a wasteful number, since it uses less digits than its factorization.

40578604416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7542 (or 7520 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 40578604416 in words is "forty billion, five hundred seventy-eight million, six hundred four thousand, four hundred sixteen".