40663051 has 8 divisors (see below), whose sum is σ = 47772144. Its totient is φ = 34122720.

The previous prime is 40663043. The next prime is 40663067. The reversal of 40663051 is 15036604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40663051 - 2³ = 40663043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40663001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142036 + ... + 142321.

It is an arithmetic number, because the mean of its divisors is an integer number (5971518).

Almost surely, 2^40663051 is an apocalyptic number.

40663051 is a deficient number, since it is larger than the sum of its proper divisors (7109093).

40663051 is a wasteful number, since it uses less digits than its factorization.

40663051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284381.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 40663051 is about 6376.7586593817. The cubic root of 40663051 is about 343.8745119851.

Adding to 40663051 its reverse (15036604), we get a palindrome (55699655).

It can be divided in two parts, 4066 and 3051, that added together give a palindrome (7117).

The spelling of 40663051 in words is "forty million, six hundred sixty-three thousand, fifty-one".