40254153633 has 16 divisors (see below), whose sum is σ = 59641391040. Its totient is φ = 26833578912.

The previous prime is 40254153557. The next prime is 40254153661. The reversal of 40254153633 is 33635145204.

40254153633 is a `hidden beast` number, since 4 + 0 + 2 + 5 + 4 + 15 + 3 + 633 = 666.

It is not a de Polignac number, because 40254153633 - 2¹⁷ = 40254022561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40254155633) 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, 248710 + ... + 377312.

It is an arithmetic number, because the mean of its divisors is an integer number (3727586940).

Almost surely, 2^40254153633 is an apocalyptic number.

It is an amenable number.

40254153633 is a deficient number, since it is larger than the sum of its proper divisors (19387237407).

40254153633 is a wasteful number, since it uses less digits than its factorization.

40254153633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140205 (or 140199 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 40254153633 its reverse (33635145204), we get a palindrome (73889298837).

The spelling of 40254153633 in words is "forty billion, two hundred fifty-four million, one hundred fifty-three thousand, six hundred thirty-three".