40575330432 has 512 divisors, whose sum is σ = 150454080000. Its totient is φ = 10697121792.

The previous prime is 40575330413. The next prime is 40575330443. The reversal of 40575330432 is 23403357504.

40575330432 is a `hidden beast` number, since 40 + 57 + 533 + 0 + 4 + 32 = 666.

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 63 ways as a sum of consecutive naturals, for example, 15408988 + ... + 15411620.

It is an arithmetic number, because the mean of its divisors is an integer number (293855625).

Almost surely, 2^40575330432 is an apocalyptic number.

40575330432 is a gapful number since it is divisible by the number (42) 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 40575330432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75227040000).

40575330432 is an abundant number, since it is smaller than the sum of its proper divisors (109878749568).

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

40575330432 is a wasteful number, since it uses less digits than its factorization.

40575330432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2690 (or 2658 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 36.

Adding to 40575330432 its reverse (23403357504), we get a palindrome (63978687936).

The spelling of 40575330432 in words is "forty billion, five hundred seventy-five million, three hundred thirty thousand, four hundred thirty-two".