40270172245745 has 32 divisors (see below), whose sum is σ = 52233417180672. Its totient is φ = 29628468790272.

The previous prime is 40270172245729. The next prime is 40270172245757. The reversal of 40270172245745 is 54754227107204.

It is a cyclic number.

It is not a de Polignac number, because 40270172245745 - 2⁴ = 40270172245729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40270172245693 and 40270172245702.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19477364 + ... + 21445466.

It is an arithmetic number, because the mean of its divisors is an integer number (1632294286896).

Almost surely, 2^{40270172245745} is an apocalyptic number.

It is an amenable number.

40270172245745 is a deficient number, since it is larger than the sum of its proper divisors (11963244934927).

40270172245745 is a wasteful number, since it uses less digits than its factorization.

40270172245745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1969281.

The product of its (nonzero) digits is 4390400, while the sum is 50.

The spelling of 40270172245745 in words is "forty trillion, two hundred seventy billion, one hundred seventy-two million, two hundred forty-five thousand, seven hundred forty-five".