40454005245415 has 16 divisors (see below), whose sum is σ = 48555280116000. Its totient is φ = 32356222284672.

The previous prime is 40454005245413. The next prime is 40454005245419. The reversal of 40454005245415 is 51454250045404.

It is a cyclic number.

It is not a de Polignac number, because 40454005245415 - 2¹ = 40454005245413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40454005245413) 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, 918781621 + ... + 918825649.

It is an arithmetic number, because the mean of its divisors is an integer number (3034705007250).

Almost surely, 2^{40454005245415} is an apocalyptic number.

40454005245415 is a deficient number, since it is larger than the sum of its proper divisors (8101274870585).

40454005245415 is a wasteful number, since it uses less digits than its factorization.

40454005245415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79506.

The product of its (nonzero) digits is 1280000, while the sum is 43.

The spelling of 40454005245415 in words is "forty trillion, four hundred fifty-four billion, five million, two hundred forty-five thousand, four hundred fifteen".