40031425611 has 48 divisors (see below), whose sum is σ = 61208784000. Its totient is φ = 26139630528.

The previous prime is 40031425591. The next prime is 40031425669. The reversal of 40031425611 is 11652413004.

It is a happy number.

40031425611 is a `hidden beast` number, since 4 + 0 + 0 + 3 + 1 + 42 + 5 + 611 = 666.

It is not a de Polignac number, because 40031425611 - 2⁶ = 40031425547 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (40031425111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2305440 + ... + 2322738.

It is an arithmetic number, because the mean of its divisors is an integer number (1275183000).

Almost surely, 2^40031425611 is an apocalyptic number.

40031425611 is a deficient number, since it is larger than the sum of its proper divisors (21177358389).

40031425611 is a wasteful number, since it uses less digits than its factorization.

40031425611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17510 (or 17498 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 40031425611 its reverse (11652413004), we get a palindrome (51683838615).

The spelling of 40031425611 in words is "forty billion, thirty-one million, four hundred twenty-five thousand, six hundred eleven".