40225034531 has 4 divisors (see below), whose sum is σ = 43881855864. Its totient is φ = 36568213200.

The previous prime is 40225034491. The next prime is 40225034543. The reversal of 40225034531 is 13543052204.

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 40225034531 - 2¹⁰ = 40225033507 is a prime.

It is a super-2 number, since 2×40225034531² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40225034494 and 40225034503.

It is not an unprimeable number, because it can be changed into a prime (40225004531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1828410650 + ... + 1828410671.

It is an arithmetic number, because the mean of its divisors is an integer number (10970463966).

Almost surely, 2^40225034531 is an apocalyptic number.

40225034531 is a deficient number, since it is larger than the sum of its proper divisors (3656821333).

40225034531 is a wasteful number, since it uses less digits than its factorization.

40225034531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656821332.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 40225034531 its reverse (13543052204), we get a palindrome (53768086735).

The spelling of 40225034531 in words is "forty billion, two hundred twenty-five million, thirty-four thousand, five hundred thirty-one".