40013155435 has 12 divisors (see below), whose sum is σ = 52777683504. Its totient is φ = 29100476240.

The previous prime is 40013155433. The next prime is 40013155447. The reversal of 40013155435 is 53455131004.

It is not a de Polignac number, because 40013155435 - 2¹ = 40013155433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40013155397 and 40013155406.

It is not an unprimeable number, because it can be changed into a prime (40013155433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33068119 + ... + 33069328.

It is an arithmetic number, because the mean of its divisors is an integer number (4398140292).

Almost surely, 2^40013155435 is an apocalyptic number.

40013155435 is a deficient number, since it is larger than the sum of its proper divisors (12764528069).

40013155435 is a wasteful number, since it uses less digits than its factorization.

40013155435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66137474 (or 66137463 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 40013155435 its reverse (53455131004), we get a palindrome (93468286439).

The spelling of 40013155435 in words is "forty billion, thirteen million, one hundred fifty-five thousand, four hundred thirty-five".