40030421050 has 24 divisors (see below), whose sum is σ = 78836383836. Its totient is φ = 15070275840.

The previous prime is 40030421029. The next prime is 40030421059. The reversal of 40030421050 is 5012403004.

It can be written as a sum of positive squares in 6 ways, for example, as 33972756489 + 6057664561 = 184317^2 + 77831^2 .

It is not an unprimeable number, because it can be changed into a prime (40030421059) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23546457 + ... + 23548156.

Almost surely, 2^40030421050 is an apocalyptic number.

40030421050 is a deficient number, since it is larger than the sum of its proper divisors (38805962786).

40030421050 is a wasteful number, since it uses less digits than its factorization.

40030421050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47094642 (or 47094637 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 40030421050 its reverse (5012403004), we get a palindrome (45042824054).

The spelling of 40030421050 in words is "forty billion, thirty million, four hundred twenty-one thousand, fifty".