40301561141 has 4 divisors (see below), whose sum is σ = 40458376812. Its totient is φ = 40144745472.

The previous prime is 40301561117. The next prime is 40301561161. The reversal of 40301561141 is 14116510304.

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 23023510225 + 17278050916 = 151735^2 + 131446^2 .

It is a cyclic number.

It is not a de Polignac number, because 40301561141 - 2⁶ = 40301561077 is a prime.

It is a super-2 number, since 2×40301561141² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40301561141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40301561161) 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, 78407450 + ... + 78407963.

It is an arithmetic number, because the mean of its divisors is an integer number (10114594203).

Almost surely, 2^40301561141 is an apocalyptic number.

It is an amenable number.

40301561141 is a deficient number, since it is larger than the sum of its proper divisors (156815671).

40301561141 is a wasteful number, since it uses less digits than its factorization.

40301561141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156815670.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 40301561141 in words is "forty billion, three hundred one million, five hundred sixty-one thousand, one hundred forty-one".