3040402020431 has 8 divisors (see below), whose sum is σ = 3043736458704. Its totient is φ = 3037068039040.

The previous prime is 3040402020427. The next prime is 3040402020451. The reversal of 3040402020431 is 1340202040403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3040402020431 - 2² = 3040402020427 is a prime.

It is a super-2 number, since 2×3040402020431² (a number of 26 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 = 3040402020397 and 3040402020406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040402020451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14178296 + ... + 14391138.

It is an arithmetic number, because the mean of its divisors is an integer number (380467057338).

Almost surely, 2^{3040402020431} is an apocalyptic number.

3040402020431 is a deficient number, since it is larger than the sum of its proper divisors (3334438273).

3040402020431 is a wasteful number, since it uses less digits than its factorization.

3040402020431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228441.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 3040402020431 its reverse (1340202040403), we get a palindrome (4380604060834).

The spelling of 3040402020431 in words is "three trillion, forty billion, four hundred two million, twenty thousand, four hundred thirty-one".