40653532635 has 16 divisors (see below), whose sum is σ = 65048421120. Its totient is φ = 21680961120.

The previous prime is 40653532627. The next prime is 40653532639. The reversal of 40653532635 is 53623535604.

It is not a de Polignac number, because 40653532635 - 2³ = 40653532627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40653532639) 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, 451320 + ... + 533850.

It is an arithmetic number, because the mean of its divisors is an integer number (4065526320).

Almost surely, 2^40653532635 is an apocalyptic number.

40653532635 is a deficient number, since it is larger than the sum of its proper divisors (24394888485).

40653532635 is a wasteful number, since it uses less digits than its factorization.

40653532635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115378.

The product of its (nonzero) digits is 972000, while the sum is 42.

The spelling of 40653532635 in words is "forty billion, six hundred fifty-three million, five hundred thirty-two thousand, six hundred thirty-five".