461551455 has 24 divisors (see below), whose sum is σ = 807507792. Its totient is φ = 243857664.

The previous prime is 461551429. The next prime is 461551459. The reversal of 461551455 is 554155164.

461551455 is a `hidden beast` number, since 4 + 61 + 551 + 45 + 5 = 666.

It is not a de Polignac number, because 461551455 - 2¹⁰ = 461550431 is a prime.

It is a super-2 number, since 2×461551455² = 426059491225234050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461551459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43114 + ... + 52743.

It is an arithmetic number, because the mean of its divisors is an integer number (33646158).

Almost surely, 2^461551455 is an apocalyptic number.

461551455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

461551455 is a deficient number, since it is larger than the sum of its proper divisors (345956337).

461551455 is a wasteful number, since it uses less digits than its factorization.

461551455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95975 (or 95972 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 461551455 is about 21483.7486254145. The cubic root of 461551455 is about 772.8111418269.

The spelling of 461551455 in words is "four hundred sixty-one million, five hundred fifty-one thousand, four hundred fifty-five".