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57423456551 = 411400572111
BaseRepresentation
bin110101011110101101…
…000110100100100111
312111012221100211121002
4311132231012210213
51420100401102201
642214023543515
74102002220136
oct653655064447
9174187324532
1057423456551
112239805390a
12b166bbab9b
135551a0aa76
142aca5d991d
15176145776b
hexd5eb46927

57423456551 has 4 divisors (see below), whose sum is σ = 58824028704. Its totient is φ = 56022884400.

The previous prime is 57423456463. The next prime is 57423456569. The reversal of 57423456551 is 15565432475.

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 57423456551 - 214 = 57423440167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57423456496 and 57423456505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57423459551) 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, 700286015 + ... + 700286096.

It is an arithmetic number, because the mean of its divisors is an integer number (14706007176).

Almost surely, 257423456551 is an apocalyptic number.

57423456551 is a deficient number, since it is larger than the sum of its proper divisors (1400572153).

57423456551 is a wasteful number, since it uses less digits than its factorization.

57423456551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400572152.

The product of its digits is 2520000, while the sum is 47.

The spelling of 57423456551 in words is "fifty-seven billion, four hundred twenty-three million, four hundred fifty-six thousand, five hundred fifty-one".

Divisors: 1 41 1400572111 57423456551