40433021655316 has 48 divisors (see below), whose sum is σ = 75598587577296. Its totient is φ = 18855036698624.

The previous prime is 40433021655263. The next prime is 40433021655329. The reversal of 40433021655316 is 61355612033404.

It can be written as a sum of positive squares in 8 ways, for example, as 9245309172100 + 31187712483216 = 3040610^2 + 5584596^2 .

It is a super-2 number, since 2×40433021655316² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36935400 + ... + 38014336.

It is an arithmetic number, because the mean of its divisors is an integer number (1574970574527).

Almost surely, 2^{40433021655316} is an apocalyptic number.

It is an amenable number.

40433021655316 is a deficient number, since it is larger than the sum of its proper divisors (35165565921980).

40433021655316 is a wasteful number, since it uses less digits than its factorization.

40433021655316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083948 (or 1083946 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 40433021655316 in words is "forty trillion, four hundred thirty-three billion, twenty-one million, six hundred fifty-five thousand, three hundred sixteen".