4050140154505 has 4 divisors (see below), whose sum is σ = 4860168185412. Its totient is φ = 3240112123600.

The previous prime is 4050140154427. The next prime is 4050140154509. The reversal of 4050140154505 is 5054510410504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1457921013136 + 2592219141369 = 1207444^2 + 1610037^2 .

It is not a de Polignac number, because 4050140154505 - 2¹³ = 4050140146313 is a prime.

It is a super-2 number, since 2×4050140154505² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4050140154509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405014015446 + ... + 405014015455.

It is an arithmetic number, because the mean of its divisors is an integer number (1215042046353).

Almost surely, 2^{4050140154505} is an apocalyptic number.

It is an amenable number.

4050140154505 is a deficient number, since it is larger than the sum of its proper divisors (810028030907).

4050140154505 is an equidigital number, since it uses as much as digits as its factorization.

4050140154505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810028030906.

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 4050140154505 in words is "four trillion, fifty billion, one hundred forty million, one hundred fifty-four thousand, five hundred five".