40023536616 has 192 divisors, whose sum is σ = 128622574080. Its totient is φ = 11421777600.

The previous prime is 40023536591. The next prime is 40023536629. The reversal of 40023536616 is 61663532004.

40023536616 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 3 + 5 + 36 + 616 = 666.

40023536616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19744195 + ... + 19746221.

It is an arithmetic number, because the mean of its divisors is an integer number (669909240).

Almost surely, 2^40023536616 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 40023536616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64311287040).

40023536616 is an abundant number, since it is smaller than the sum of its proper divisors (88599037464).

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

40023536616 is a wasteful number, since it uses less digits than its factorization.

40023536616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3506 (or 3490 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 40023536616 in words is "forty billion, twenty-three million, five hundred thirty-six thousand, six hundred sixteen".