40240344453 has 16 divisors (see below), whose sum is σ = 54028877760. Its totient is φ = 26639973504.

The previous prime is 40240344451. The next prime is 40240344461. The reversal of 40240344453 is 35444304204.

40240344453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40240344453 - 2¹ = 40240344451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40240344451) 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, 183558 + ... + 337896.

It is an arithmetic number, because the mean of its divisors is an integer number (3376804860).

Almost surely, 2^40240344453 is an apocalyptic number.

It is an amenable number.

40240344453 is a deficient number, since it is larger than the sum of its proper divisors (13788533307).

40240344453 is a wasteful number, since it uses less digits than its factorization.

40240344453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154948.

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 40240344453 its reverse (35444304204), we get a palindrome (75684648657).

The spelling of 40240344453 in words is "forty billion, two hundred forty million, three hundred forty-four thousand, four hundred fifty-three".