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55435414153 = 77919344879
BaseRepresentation
bin110011101000001101…
…010100101010001001
312022002101111211010011
4303220031110222021
51402012431223103
641244445151521
74001512150150
oct635015245211
9168071454104
1055435414153
1121567934169
12a8b125b5a1
1352c5b8c312
14297c574597
151696b57d6d
hexce8354a89

55435414153 has 4 divisors (see below), whose sum is σ = 63354759040. Its totient is φ = 47516069268.

The previous prime is 55435414127. The next prime is 55435414207. The reversal of 55435414153 is 35141453455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55435414153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55435414553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3959672433 + ... + 3959672446.

It is an arithmetic number, because the mean of its divisors is an integer number (15838689760).

Almost surely, 255435414153 is an apocalyptic number.

It is an amenable number.

55435414153 is a deficient number, since it is larger than the sum of its proper divisors (7919344887).

55435414153 is an equidigital number, since it uses as much as digits as its factorization.

55435414153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7919344886.

The product of its digits is 360000, while the sum is 40.

The spelling of 55435414153 in words is "fifty-five billion, four hundred thirty-five million, four hundred fourteen thousand, one hundred fifty-three".

Divisors: 1 7 7919344879 55435414153