40451015225 has 12 divisors (see below), whose sum is σ = 50210316096. Its totient is φ = 32327872080.

The previous prime is 40451015161. The next prime is 40451015233. The reversal of 40451015225 is 52251015404.

It is not a de Polignac number, because 40451015225 - 2⁶ = 40451015161 is a prime.

It is a Duffinian number.

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, 798437 + ... + 847586.

It is an arithmetic number, because the mean of its divisors is an integer number (4184193008).

Almost surely, 2^40451015225 is an apocalyptic number.

It is an amenable number.

40451015225 is a deficient number, since it is larger than the sum of its proper divisors (9759300871).

40451015225 is a wasteful number, since it uses less digits than its factorization.

40451015225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647016 (or 1647011 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 40451015225 in words is "forty billion, four hundred fifty-one million, fifteen thousand, two hundred twenty-five".