469151561 has 8 divisors (see below), whose sum is σ = 481012224. Its totient is φ = 457310880.

The previous prime is 469151521. The next prime is 469151563. The reversal of 469151561 is 165151964.

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 469151561 - 2⁶ = 469151497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (469151563) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 50096 + ... + 58718.

It is an arithmetic number, because the mean of its divisors is an integer number (60126528).

Almost surely, 2^469151561 is an apocalyptic number.

469151561 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

469151561 is a deficient number, since it is larger than the sum of its proper divisors (11860663).

469151561 is a wasteful number, since it uses less digits than its factorization.

469151561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9991.

The product of its digits is 32400, while the sum is 38.

The square root of 469151561 is about 21659.9067634189. The cubic root of 469151561 is about 777.0298842241.

The spelling of 469151561 in words is "four hundred sixty-nine million, one hundred fifty-one thousand, five hundred sixty-one".