628442040411 has 12 divisors (see below), whose sum is σ = 908253662680. Its totient is φ = 418728722400.

The previous prime is 628442040389. The next prime is 628442040431. The reversal of 628442040411 is 114040244826.

628442040411 is a `hidden beast` number, since 628 + 4 + 4 + 20 + 4 + 0 + 4 + 1 + 1 = 666.

It is not a de Polignac number, because 628442040411 - 2⁹ = 628442039899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (628442040431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19369381 + ... + 19401798.

Almost surely, 2^628442040411 is an apocalyptic number.

628442040411 is a deficient number, since it is larger than the sum of its proper divisors (279811622269).

628442040411 is a wasteful number, since it uses less digits than its factorization.

628442040411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38772986 (or 38772983 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 36.

The spelling of 628442040411 in words is "six hundred twenty-eight billion, four hundred forty-two million, forty thousand, four hundred eleven".