432261541523655 has 24 divisors (see below), whose sum is σ = 749254294238112. Its totient is φ = 230539194782784.

The previous prime is 432261541523653. The next prime is 432261541523677. The reversal of 432261541523655 is 556325145162234.

It is a happy number.

432261541523655 is a `hidden beast` number, since 4 + 3 + 2 + 2 + 6 + 1 + 54 + 1 + 523 + 65 + 5 = 666.

It is not a de Polignac number, because 432261541523655 - 2¹ = 432261541523653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432261541523653) 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, 32182057 + ... + 43591373.

It is an arithmetic number, because the mean of its divisors is an integer number (31218928926588).

Almost surely, 2^{432261541523655} is an apocalyptic number.

432261541523655 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

432261541523655 is a deficient number, since it is larger than the sum of its proper divisors (316992752714457).

432261541523655 is a wasteful number, since it uses less digits than its factorization.

432261541523655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12251255 (or 12251252 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 54.

Adding to 432261541523655 its reverse (556325145162234), we get a palindrome (988586686685889).

The spelling of 432261541523655 in words is "four hundred thirty-two trillion, two hundred sixty-one billion, five hundred forty-one million, five hundred twenty-three thousand, six hundred fifty-five".