40352163390 has 1024 divisors, whose sum is σ = 152882380800. Its totient is φ = 7315660800.

The previous prime is 40352163347. The next prime is 40352163437. The reversal of 40352163390 is 9336125304.

It is a happy number.

40352163390 is a `hidden beast` number, since 40 + 3 + 521 + 6 + 3 + 3 + 90 = 666.

40352163390 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 511 ways as a sum of consecutive naturals, for example, 317733507 + ... + 317733633.

It is an arithmetic number, because the mean of its divisors is an integer number (149299200).

Almost surely, 2^40352163390 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40352163390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76441190400).

40352163390 is an abundant number, since it is smaller than the sum of its proper divisors (112530217410).

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

40352163390 is a wasteful number, since it uses less digits than its factorization.

40352163390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

Adding to 40352163390 its reverse (9336125304), we get a palindrome (49688288694).

The spelling of 40352163390 in words is "forty billion, three hundred fifty-two million, one hundred sixty-three thousand, three hundred ninety".