40010013655634 has 16 divisors (see below), whose sum is σ = 65471415112800. Its totient is φ = 18186235488960.

The previous prime is 40010013655517. The next prime is 40010013655649. The reversal of 40010013655634 is 43655631001004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3640784 + ... + 9657915.

It is an arithmetic number, because the mean of its divisors is an integer number (4091963444550).

Almost surely, 2^{40010013655634} is an apocalyptic number.

40010013655634 is a deficient number, since it is larger than the sum of its proper divisors (25461401457166).

40010013655634 is a wasteful number, since it uses less digits than its factorization.

40010013655634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13435465.

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 40010013655634 its reverse (43655631001004), we get a palindrome (83665644656638).

The spelling of 40010013655634 in words is "forty trillion, ten billion, thirteen million, six hundred fifty-five thousand, six hundred thirty-four".