40513351043 has 12 divisors (see below), whose sum is σ = 44947397880. Its totient is φ = 36486098880.

The previous prime is 40513351013. The next prime is 40513351069. The reversal of 40513351043 is 34015331504.

40513351043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40513351043 - 2³⁰ = 39439609219 is a prime.

It is a super-2 number, since 2×40513351043² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40513350997 and 40513351015.

It is not an unprimeable number, because it can be changed into a prime (40513351013) 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, 1551638 + ... + 1577531.

It is an arithmetic number, because the mean of its divisors is an integer number (3745616490).

Almost surely, 2^40513351043 is an apocalyptic number.

40513351043 is a deficient number, since it is larger than the sum of its proper divisors (4434046837).

40513351043 is a wasteful number, since it uses less digits than its factorization.

40513351043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129298 (or 3129287 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 40513351043 its reverse (34015331504), we get a palindrome (74528682547).

The spelling of 40513351043 in words is "forty billion, five hundred thirteen million, three hundred fifty-one thousand, forty-three".