469969155 has 64 divisors (see below), whose sum is σ = 855429120. Its totient is φ = 244747008.

The previous prime is 469969141. The next prime is 469969163. The reversal of 469969155 is 551969964.

469969155 is a `hidden beast` number, since 469 + 96 + 91 + 5 + 5 = 666.

It is not a de Polignac number, because 469969155 - 2¹¹ = 469967107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2016919 + ... + 2017151.

It is an arithmetic number, because the mean of its divisors is an integer number (13366080).

Almost surely, 2^469969155 is an apocalyptic number.

469969155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

469969155 is a deficient number, since it is larger than the sum of its proper divisors (385459965).

469969155 is a wasteful number, since it uses less digits than its factorization.

469969155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 531 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 54.

The square root of 469969155 is about 21678.7719901290. The cubic root of 469969155 is about 777.4810009039.

The spelling of 469969155 in words is "four hundred sixty-nine million, nine hundred sixty-nine thousand, one hundred fifty-five".