469237811457 has 4 divisors (see below), whose sum is σ = 625650415280. Its totient is φ = 312825207636.

The previous prime is 469237811453. The next prime is 469237811491. The reversal of 469237811457 is 754118732964.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 469237811457 - 2² = 469237811453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 469237811397 and 469237811406.

It is not an unprimeable number, because it can be changed into a prime (469237811453) 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 3 ways as a sum of consecutive naturals, for example, 78206301907 + ... + 78206301912.

It is an arithmetic number, because the mean of its divisors is an integer number (156412603820).

Almost surely, 2^469237811457 is an apocalyptic number.

It is an amenable number.

469237811457 is a deficient number, since it is larger than the sum of its proper divisors (156412603823).

469237811457 is a wasteful number, since it uses less digits than its factorization.

469237811457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156412603822.

The product of its digits is 10160640, while the sum is 57.

The spelling of 469237811457 in words is "four hundred sixty-nine billion, two hundred thirty-seven million, eight hundred eleven thousand, four hundred fifty-seven".