40045054004 has 24 divisors (see below), whose sum is σ = 74268177480. Its totient is φ = 18827703296.

The previous prime is 40045053977. The next prime is 40045054013.

40045054004 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 547466404 + 39497587600 = 23398^2 + 198740^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190097 + ... + 340920.

It is an arithmetic number, because the mean of its divisors is an integer number (3094507395).

Almost surely, 2^40045054004 is an apocalyptic number.

It is an amenable number.

40045054004 is a deficient number, since it is larger than the sum of its proper divisors (34223123476).

40045054004 is a wasteful number, since it uses less digits than its factorization.

40045054004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532147 (or 532145 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

It can be divided in two parts, 400450 and 54004, that added together give a palindrome (454454).

The spelling of 40045054004 in words is "forty billion, forty-five million, fifty-four thousand, four".