41820528143431 has 4 divisors (see below), whose sum is σ = 41820549502864. Its totient is φ = 41820506784000.

The previous prime is 41820528143399. The next prime is 41820528143447. The reversal of 41820528143431 is 13434182502814.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 41820528143431 - 2⁵ = 41820528143399 is a prime.

It is a super-2 number, since 2×41820528143431² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41820528143731) 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, 7408890 + ... + 11769991.

It is an arithmetic number, because the mean of its divisors is an integer number (10455137375716).

Almost surely, 2^{41820528143431} is an apocalyptic number.

41820528143431 is a deficient number, since it is larger than the sum of its proper divisors (21359433).

41820528143431 is a wasteful number, since it uses less digits than its factorization.

41820528143431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21359432.

The product of its (nonzero) digits is 737280, while the sum is 46.

The spelling of 41820528143431 in words is "forty-one trillion, eight hundred twenty billion, five hundred twenty-eight million, one hundred forty-three thousand, four hundred thirty-one".