40451311053 has 12 divisors (see below), whose sum is σ = 58450642848. Its totient is φ = 26957861640.

The previous prime is 40451311039. The next prime is 40451311081. The reversal of 40451311053 is 35011315404.

It is a happy number.

40451311053 is a `hidden beast` number, since 40 + 4 + 513 + 1 + 105 + 3 = 666.

It is not a de Polignac number, because 40451311053 - 2⁶ = 40451310989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40451311003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 780075 + ... + 830312.

It is an arithmetic number, because the mean of its divisors is an integer number (4870886904).

Almost surely, 2^40451311053 is an apocalyptic number.

It is an amenable number.

40451311053 is a deficient number, since it is larger than the sum of its proper divisors (17999331795).

40451311053 is a wasteful number, since it uses less digits than its factorization.

40451311053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613184 (or 1613181 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 40451311053 its reverse (35011315404), we get a palindrome (75462626457).

The spelling of 40451311053 in words is "forty billion, four hundred fifty-one million, three hundred eleven thousand, fifty-three".