40435013553 has 16 divisors (see below), whose sum is σ = 62274246336. Its totient is φ = 23064535040.

The previous prime is 40435013537. The next prime is 40435013557. The reversal of 40435013553 is 35531053404.

It is a cyclic number.

It is not a de Polignac number, because 40435013553 - 2⁴ = 40435013537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40435013557) 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 15 ways as a sum of consecutive naturals, for example, 36037776 + ... + 36038897.

It is an arithmetic number, because the mean of its divisors is an integer number (3892140396).

Almost surely, 2^40435013553 is an apocalyptic number.

It is an amenable number.

40435013553 is a deficient number, since it is larger than the sum of its proper divisors (21839232783).

40435013553 is a wasteful number, since it uses less digits than its factorization.

40435013553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72076704.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 40435013553 its reverse (35531053404), we get a palindrome (75966066957).

The spelling of 40435013553 in words is "forty billion, four hundred thirty-five million, thirteen thousand, five hundred fifty-three".