40450535432 has 8 divisors (see below), whose sum is σ = 75844753950. Its totient is φ = 20225267712.

The previous prime is 40450535423. The next prime is 40450535441. The reversal of 40450535432 is 23453505404.

It is an interprime number because it is at equal distance from previous prime (40450535423) and next prime (40450535441).

It can be written as a sum of positive squares in only one way, i.e., 39399868036 + 1050667396 = 198494^2 + 32414^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×40450535432³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40450535392 and 40450535401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528158457 + ... + 2528158472.

Almost surely, 2^40450535432 is an apocalyptic number.

It is an amenable number.

40450535432 is a deficient number, since it is larger than the sum of its proper divisors (35394218518).

40450535432 is a wasteful number, since it uses less digits than its factorization.

40450535432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056316935 (or 5056316931 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 40450535432 in words is "forty billion, four hundred fifty million, five hundred thirty-five thousand, four hundred thirty-two".