40005014125 has 32 divisors (see below), whose sum is σ = 52934001120. Its totient is φ = 30081024000.

The previous prime is 40005014107. The next prime is 40005014171. The reversal of 40005014125 is 52141050004.

It can be written as a sum of positive squares in 16 ways, for example, as 35986848804 + 4018165321 = 189702^2 + 63389^2 .

It is not a de Polignac number, because 40005014125 - 2²¹ = 40002916973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40005014096 and 40005014105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1621885 + ... + 1646365.

It is an arithmetic number, because the mean of its divisors is an integer number (1654187535).

Almost surely, 2^40005014125 is an apocalyptic number.

It is an amenable number.

40005014125 is a deficient number, since it is larger than the sum of its proper divisors (12928986995).

40005014125 is a wasteful number, since it uses less digits than its factorization.

40005014125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25282 (or 25272 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 40005014125 its reverse (52141050004), we get a palindrome (92146064129).

The spelling of 40005014125 in words is "forty billion, five million, fourteen thousand, one hundred twenty-five".