40441425465 has 32 divisors (see below), whose sum is σ = 74016101376. Its totient is φ = 18470992320.

The previous prime is 40441425457. The next prime is 40441425509. The reversal of 40441425465 is 56452414404.

It is not a de Polignac number, because 40441425465 - 2³ = 40441425457 is a prime.

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, 53571 + ... + 289400.

It is an arithmetic number, because the mean of its divisors is an integer number (2313003168).

Almost surely, 2^40441425465 is an apocalyptic number.

It is an amenable number.

40441425465 is a deficient number, since it is larger than the sum of its proper divisors (33574675911).

40441425465 is a wasteful number, since it uses less digits than its factorization.

40441425465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344109.

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 40441425465 its reverse (56452414404), we get a palindrome (96893839869).

The spelling of 40441425465 in words is "forty billion, four hundred forty-one million, four hundred twenty-five thousand, four hundred sixty-five".