511406462245 has 16 divisors (see below), whose sum is σ = 706476837888. Its totient is φ = 348119015040.

The previous prime is 511406462239. The next prime is 511406462261. The reversal of 511406462245 is 542264604115.

It is not a de Polignac number, because 511406462245 - 2⁷ = 511406462117 is a prime.

It is a super-2 number, since 2×511406462245² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 511406462198 and 511406462207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53322261 + ... + 53331850.

It is an arithmetic number, because the mean of its divisors is an integer number (44154802368).

Almost surely, 2^511406462245 is an apocalyptic number.

It is an amenable number.

511406462245 is a deficient number, since it is larger than the sum of its proper divisors (195070375643).

511406462245 is a wasteful number, since it uses less digits than its factorization.

511406462245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106654260.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 511406462245 in words is "five hundred eleven billion, four hundred six million, four hundred sixty-two thousand, two hundred forty-five".