40433621427 has 12 divisors (see below), whose sum is σ = 58405871160. Its totient is φ = 26954939328.

The previous prime is 40433621407. The next prime is 40433621453. The reversal of 40433621427 is 72412633404.

40433621427 is a `hidden beast` number, since 4 + 0 + 4 + 3 + 3 + 621 + 4 + 27 = 666.

It is not a de Polignac number, because 40433621427 - 2¹¹ = 40433619379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40433621391 and 40433621400.

It is not an unprimeable number, because it can be changed into a prime (40433621407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 509188 + ... + 583214.

It is an arithmetic number, because the mean of its divisors is an integer number (4867155930).

Almost surely, 2^40433621427 is an apocalyptic number.

40433621427 is a deficient number, since it is larger than the sum of its proper divisors (17972249733).

40433621427 is a wasteful number, since it uses less digits than its factorization.

40433621427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134722 (or 134719 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The spelling of 40433621427 in words is "forty billion, four hundred thirty-three million, six hundred twenty-one thousand, four hundred twenty-seven".