40301421531 has 16 divisors (see below), whose sum is σ = 64643884800. Its totient is φ = 21817310688.

The previous prime is 40301421521. The next prime is 40301421551. The reversal of 40301421531 is 13512410304.

It is a happy number.

It is not a de Polignac number, because 40301421531 - 2⁷ = 40301421403 is a prime.

It is a super-2 number, since 2×40301421531² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40301421521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50502636 + ... + 50503433.

It is an arithmetic number, because the mean of its divisors is an integer number (4040242800).

Almost surely, 2^40301421531 is an apocalyptic number.

40301421531 is a deficient number, since it is larger than the sum of its proper divisors (24342463269).

40301421531 is a wasteful number, since it uses less digits than its factorization.

40301421531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101006098.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 40301421531 its reverse (13512410304), we get a palindrome (53813831835).

The spelling of 40301421531 in words is "forty billion, three hundred one million, four hundred twenty-one thousand, five hundred thirty-one".