40163411651 has 16 divisors (see below), whose sum is σ = 43985705568. Its totient is φ = 36369907200.

The previous prime is 40163411627. The next prime is 40163411759. The reversal of 40163411651 is 15611436104.

40163411651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-40163411651 is a prime.

It is a super-2 number, since 2×40163411651² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40163411621) 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, 3141965 + ... + 3154721.

It is an arithmetic number, because the mean of its divisors is an integer number (2749106598).

Almost surely, 2^40163411651 is an apocalyptic number.

40163411651 is a deficient number, since it is larger than the sum of its proper divisors (3822293917).

40163411651 is a wasteful number, since it uses less digits than its factorization.

40163411651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13862.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 40163411651 its reverse (15611436104), we get a palindrome (55774847755).

The spelling of 40163411651 in words is "forty billion, one hundred sixty-three million, four hundred eleven thousand, six hundred fifty-one".