40401223130 has 16 divisors (see below), whose sum is σ = 73023957864. Its totient is φ = 16093432320.

The previous prime is 40401223123. The next prime is 40401223141. The reversal of 40401223130 is 3132210404.

It can be written as a sum of positive squares in 4 ways, for example, as 28901020009 + 11500203121 = 170003^2 + 107239^2 .

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 7 ways as a sum of consecutive naturals, for example, 8379587 + ... + 8384406.

Almost surely, 2^40401223130 is an apocalyptic number.

40401223130 is a deficient number, since it is larger than the sum of its proper divisors (32622734734).

40401223130 is a wasteful number, since it uses less digits than its factorization.

40401223130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16764241.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40401223130 its reverse (3132210404), we get a palindrome (43533433534).

The spelling of 40401223130 in words is "forty billion, four hundred one million, two hundred twenty-three thousand, one hundred thirty".