4072513213065 has 32 divisors (see below), whose sum is σ = 7110841239936. Its totient is φ = 1973870044160.

The previous prime is 4072513213057. The next prime is 4072513213081. The reversal of 4072513213065 is 5603123152704.

It is not a de Polignac number, because 4072513213065 - 2³ = 4072513213057 is a prime.

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, 3781902 + ... + 4737911.

It is an arithmetic number, because the mean of its divisors is an integer number (222213788748).

Almost surely, 2^{4072513213065} is an apocalyptic number.

It is an amenable number.

4072513213065 is a deficient number, since it is larger than the sum of its proper divisors (3038328026871).

4072513213065 is a wasteful number, since it uses less digits than its factorization.

4072513213065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8522729.

The product of its (nonzero) digits is 151200, while the sum is 39.

Adding to 4072513213065 its reverse (5603123152704), we get a palindrome (9675636365769).

The spelling of 4072513213065 in words is "four trillion, seventy-two billion, five hundred thirteen million, two hundred thirteen thousand, sixty-five".