55435653455 has 32 divisors (see below), whose sum is σ = 82074652800. Its totient is φ = 35003031552.

The previous prime is 55435653451. The next prime is 55435653461.

It is a happy number.

55435653455 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 55435653455 - 2² = 55435653451 is a prime.

It is a super-2 number, since 2×55435653455² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55435653451) 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 31 ways as a sum of consecutive naturals, for example, 37151 + ... + 335039.

It is an arithmetic number, because the mean of its divisors is an integer number (2564832900).

Almost surely, 2^55435653455 is an apocalyptic number.

55435653455 is a deficient number, since it is larger than the sum of its proper divisors (26638999345).

55435653455 is a wasteful number, since it uses less digits than its factorization.

55435653455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298323.

The product of its digits is 13500000, while the sum is 50.

The spelling of 55435653455 in words is "fifty-five billion, four hundred thirty-five million, six hundred fifty-three thousand, four hundred fifty-five".