40210400403 has 16 divisors (see below), whose sum is σ = 59741668000. Its totient is φ = 26730116640.

The previous prime is 40210400401. The next prime is 40210400471. The reversal of 40210400403 is 30400401204.

It is not a de Polignac number, because 40210400403 - 2¹ = 40210400401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40210400401) 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, 2124208 + ... + 2143053.

It is an arithmetic number, because the mean of its divisors is an integer number (3733854250).

Almost surely, 2^40210400403 is an apocalyptic number.

40210400403 is a deficient number, since it is larger than the sum of its proper divisors (19531267597).

40210400403 is a wasteful number, since it uses less digits than its factorization.

40210400403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267619 (or 4267613 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 40210400403 its reverse (30400401204), we get a palindrome (70610801607).

The spelling of 40210400403 in words is "forty billion, two hundred ten million, four hundred thousand, four hundred three".