511412011045 has 8 divisors (see below), whose sum is σ = 660901675896. Its totient is φ = 377658100416.

The previous prime is 511412011043. The next prime is 511412011079. The reversal of 511412011045 is 540110214115.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20232502081 + 491179508964 = 142241^2 + 700842^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 511412011045 - 2¹ = 511412011043 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511412011043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3933938482 + ... + 3933938611.

It is an arithmetic number, because the mean of its divisors is an integer number (82612709487).

Almost surely, 2^511412011045 is an apocalyptic number.

It is an amenable number.

511412011045 is a deficient number, since it is larger than the sum of its proper divisors (149489664851).

511412011045 is a wasteful number, since it uses less digits than its factorization.

511412011045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7867877111.

The product of its (nonzero) digits is 800, while the sum is 25.

The spelling of 511412011045 in words is "five hundred eleven billion, four hundred twelve million, eleven thousand, forty-five".