40375435653 has 24 divisors (see below), whose sum is σ = 66744288000. Its totient is φ = 23039563104.

The previous prime is 40375435609. The next prime is 40375435673. The reversal of 40375435653 is 35653457304.

It is a happy number.

40375435653 is a `hidden beast` number, since 4 + 0 + 3 + 7 + 543 + 56 + 53 = 666.

It is not a de Polignac number, because 40375435653 - 2⁶ = 40375435589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40375435599 and 40375435608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40375435673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400378 + ... + 490971.

It is an arithmetic number, because the mean of its divisors is an integer number (2781012000).

Almost surely, 2^40375435653 is an apocalyptic number.

It is an amenable number.

40375435653 is a deficient number, since it is larger than the sum of its proper divisors (26368852347).

40375435653 is a wasteful number, since it uses less digits than its factorization.

40375435653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892081 (or 892078 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 45.

The spelling of 40375435653 in words is "forty billion, three hundred seventy-five million, four hundred thirty-five thousand, six hundred fifty-three".