40023206225 has 12 divisors (see below), whose sum is σ = 49730697984. Its totient is φ = 31952808720.

The previous prime is 40023206219. The next prime is 40023206243. The reversal of 40023206225 is 52260232004.

It is not a de Polignac number, because 40023206225 - 2¹⁴ = 40023189841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40023206194 and 40023206203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1631489 + ... + 1655838.

It is an arithmetic number, because the mean of its divisors is an integer number (4144224832).

Almost surely, 2^40023206225 is an apocalyptic number.

It is an amenable number.

40023206225 is a deficient number, since it is larger than the sum of its proper divisors (9707491759).

40023206225 is a wasteful number, since it uses less digits than its factorization.

40023206225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287824 (or 3287819 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 40023206225 its reverse (52260232004), we get a palindrome (92283438229).

The spelling of 40023206225 in words is "forty billion, twenty-three million, two hundred six thousand, two hundred twenty-five".