40653613533 has 16 divisors (see below), whose sum is σ = 58530940160. Its totient is φ = 24950528064.

The previous prime is 40653613529. The next prime is 40653613543. The reversal of 40653613533 is 33531635604.

It is not a de Polignac number, because 40653613533 - 2² = 40653613529 is a prime.

It is a super-3 number, since 3×40653613533³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40653613491 and 40653613500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40653613543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1382773 + ... + 1411866.

It is an arithmetic number, because the mean of its divisors is an integer number (3658183760).

Almost surely, 2^40653613533 is an apocalyptic number.

It is an amenable number.

40653613533 is a deficient number, since it is larger than the sum of its proper divisors (17877326627).

40653613533 is a wasteful number, since it uses less digits than its factorization.

40653613533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795028.

The product of its (nonzero) digits is 291600, while the sum is 39.

The spelling of 40653613533 in words is "forty billion, six hundred fifty-three million, six hundred thirteen thousand, five hundred thirty-three".