4040662145551 has 4 divisors (see below), whose sum is σ = 4064018574312. Its totient is φ = 4017305716792.

The previous prime is 4040662145521. The next prime is 4040662145561. The reversal of 4040662145551 is 1555412660404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4040662145551 - 2²⁹ = 4040125274639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4040662145498 and 4040662145507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040662145521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11678214121 + ... + 11678214466.

It is an arithmetic number, because the mean of its divisors is an integer number (1016004643578).

Almost surely, 2^{4040662145551} is an apocalyptic number.

4040662145551 is a deficient number, since it is larger than the sum of its proper divisors (23356428761).

4040662145551 is a wasteful number, since it uses less digits than its factorization.

4040662145551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23356428760.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 4040662145551 in words is "four trillion, forty billion, six hundred sixty-two million, one hundred forty-five thousand, five hundred fifty-one".