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55404532411 = 311787242981
BaseRepresentation
bin110011100110010111…
…100001001010111011
312022000020101212022221
4303212113201022323
51401432030014121
641241423224511
74000655520004
oct634627411273
9168006355287
1055404532411
1121551461268
12a8a2a48137
1352bc668bb7
1429784161ab
1516940a7b41
hexce65e12bb

55404532411 has 4 divisors (see below), whose sum is σ = 57191775424. Its totient is φ = 53617289400.

The previous prime is 55404532321. The next prime is 55404532429. The reversal of 55404532411 is 11423540455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55404532411 - 29 = 55404531899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55404538411) 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, 893621460 + ... + 893621521.

It is an arithmetic number, because the mean of its divisors is an integer number (14297943856).

Almost surely, 255404532411 is an apocalyptic number.

55404532411 is a deficient number, since it is larger than the sum of its proper divisors (1787243013).

55404532411 is a wasteful number, since it uses less digits than its factorization.

55404532411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787243012.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 55404532411 in words is "fifty-five billion, four hundred four million, five hundred thirty-two thousand, four hundred eleven".

Divisors: 1 31 1787242981 55404532411