2115025240465 has 8 divisors (see below), whose sum is σ = 2563159301928. Its totient is φ = 1675267516800.

The previous prime is 2115025240439. The next prime is 2115025240541. The reversal of 2115025240465 is 5640425205112.

It can be written as a sum of positive squares in 4 ways, for example, as 906793394049 + 1208231846416 = 952257^2 + 1099196^2 .

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

It is not a de Polignac number, because 2115025240465 - 2¹³ = 2115025232273 is a prime.

It is a super-3 number, since 3×2115025240465³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2094083892 + ... + 2094084901.

It is an arithmetic number, because the mean of its divisors is an integer number (320394912741).

Almost surely, 2^{2115025240465} is an apocalyptic number.

It is an amenable number.

2115025240465 is a deficient number, since it is larger than the sum of its proper divisors (448134061463).

2115025240465 is a wasteful number, since it uses less digits than its factorization.

2115025240465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4188168899.

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 2115025240465 in words is "two trillion, one hundred fifteen billion, twenty-five million, two hundred forty thousand, four hundred sixty-five".