40352100031 has 4 divisors (see below), whose sum is σ = 42725752992. Its totient is φ = 37978447072.

The previous prime is 40352100011. The next prime is 40352100037. The reversal of 40352100031 is 13000125304.

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 40352100031 - 2¹⁹ = 40351575743 is a prime.

It is a super-2 number, since 2×40352100031² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40352099981 and 40352100008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40352100037) 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, 1186826455 + ... + 1186826488.

It is an arithmetic number, because the mean of its divisors is an integer number (10681438248).

Almost surely, 2^40352100031 is an apocalyptic number.

40352100031 is a deficient number, since it is larger than the sum of its proper divisors (2373652961).

40352100031 is a wasteful number, since it uses less digits than its factorization.

40352100031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373652960.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 40352100031 its reverse (13000125304), we get a palindrome (53352225335).

The spelling of 40352100031 in words is "forty billion, three hundred fifty-two million, one hundred thousand, thirty-one".