40827481869 has 16 divisors (see below), whose sum is σ = 55641699072. Its totient is φ = 26616768768.

The previous prime is 40827481859. The next prime is 40827481879. The reversal of 40827481869 is 96818472804.

It is an interprime number because it is at equal distance from previous prime (40827481859) and next prime (40827481879).

It is not a de Polignac number, because 40827481869 - 2¹¹ = 40827479821 is a prime.

It is a super-2 number, since 2×40827481869² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40827481859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46857 + ... + 289569.

It is an arithmetic number, because the mean of its divisors is an integer number (3477606192).

Almost surely, 2^40827481869 is an apocalyptic number.

It is an amenable number.

40827481869 is a deficient number, since it is larger than the sum of its proper divisors (14814217203).

40827481869 is a wasteful number, since it uses less digits than its factorization.

40827481869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243956.

The product of its (nonzero) digits is 6193152, while the sum is 57.

The spelling of 40827481869 in words is "forty billion, eight hundred twenty-seven million, four hundred eighty-one thousand, eight hundred sixty-nine".