40875431290 has 8 divisors (see below), whose sum is σ = 73575776340. Its totient is φ = 16350172512.

The previous prime is 40875431287. The next prime is 40875431321. The reversal of 40875431290 is 9213457804.

40875431290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37943533681 + 2931897609 = 194791^2 + 54147^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40875431290² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043771555 + ... + 2043771574.

Almost surely, 2^40875431290 is an apocalyptic number.

40875431290 is a deficient number, since it is larger than the sum of its proper divisors (32700345050).

40875431290 is a wasteful number, since it uses less digits than its factorization.

40875431290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087543136.

The product of its (nonzero) digits is 241920, while the sum is 43.

It can be divided in two parts, 408754 and 31290, that added together give a palindrome (440044).

The spelling of 40875431290 in words is "forty billion, eight hundred seventy-five million, four hundred thirty-one thousand, two hundred ninety".