40024404455 has 32 divisors (see below), whose sum is σ = 55394938368. Its totient is φ = 27193795200.

The previous prime is 40024404437. The next prime is 40024404463. The reversal of 40024404455 is 55440442004.

It is not a de Polignac number, because 40024404455 - 2¹⁴ = 40024388071 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3125165 + ... + 3137945.

It is an arithmetic number, because the mean of its divisors is an integer number (1731091824).

Almost surely, 2^40024404455 is an apocalyptic number.

40024404455 is a deficient number, since it is larger than the sum of its proper divisors (15370533913).

40024404455 is a wasteful number, since it uses less digits than its factorization.

40024404455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13607.

The product of its (nonzero) digits is 51200, while the sum is 32.

Adding to 40024404455 its reverse (55440442004), we get a palindrome (95464846459).

The spelling of 40024404455 in words is "forty billion, twenty-four million, four hundred four thousand, four hundred fifty-five".