40046561453 has 32 divisors (see below), whose sum is σ = 42918543360. Its totient is φ = 37305838080.

The previous prime is 40046561407. The next prime is 40046561507. The reversal of 40046561453 is 35416564004.

It is a cyclic number.

It is not a de Polignac number, because 40046561453 - 2¹² = 40046557357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40076561453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25297100 + ... + 25298682.

It is an arithmetic number, because the mean of its divisors is an integer number (1341204480).

Almost surely, 2^40046561453 is an apocalyptic number.

It is an amenable number.

40046561453 is a deficient number, since it is larger than the sum of its proper divisors (2871981907).

40046561453 is a wasteful number, since it uses less digits than its factorization.

40046561453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 40046561453 in words is "forty billion, forty-six million, five hundred sixty-one thousand, four hundred fifty-three".